1. What is the basic independent unit of world politics? A) country B) province C) nation**** D) organization 2. Which of the following groups is an example of the basic unit you selected in the previous question? A) people who share a common language B)

2. SOCIAL

RIGHT WITHOUT DUTIES MEAN ANARCHY

3. Math

Sinea and Ren are going to the carnival next week. The table shows the amount that each person spent on snacks, games and souvenirs the last time they went to the carnival. Sinea= Snacks \$5.00; Games \$8.00; Souvenirs \$12.00 Ren=Snacks 10; Games \$8.00;

4. Chemistry

When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 26.4 g of carbon were burned in the presence of 82.1 g of oxygen, 11.7 g of oxygen remained unreacted. What mass of carbon dioxide was produced? Express your answer to one

5. Math

Suppose Sinea and Ren each spend \$40.00 on snacks, and each person spends money using the same ratios as on their last trip. Who spends more on souvenirs? Explain. Please help me with this.

6. Educational Technology and Online Learning

what is the purpose of the introduction in an expository essay

7. Math

A container at a juicing plant holds 4 2/3 tons of oranges. The plant can juice 1 2/3 tons of oranges per day. At this rate, how long will it take to empty the container? Would I need to multiply 4 2/3 x 1 2/3 to figure out my answer?

8. Engineering/Physics

The space shuttle fleet was designed with two booster stages. If the first stage provides a thrust of 5.25 ​Mega-newtons and the space shuttle has a mass of 4,530,000 ​pound-mass, what is the acceleration of the spacecraft in miles per hour​ squared?

9. Math

There are 1,012 souvenir paperweights that need to be packed in boxes.each box will hold 12paperweights. How many boxes will be needed ?

10. Science

The relative age of a rock is... A. It's age based on how much carbon-14 it contains. B. It's age compared with the ages of other rocks. C. Less than the age than of the fossils it contains. D. The number of years since it formed. I think it's D but my

11. Math

5. How would you change this sentence to a true statement? b. Every irrational number is a rational number. c. Every irrational number is a real number. •• d. Every irrational number is a whole number. e. Every irrational number is a perfect square.

12. HISTORY HELP plsssssssss

Which of the following describes trade in the Late Middle Ages? Far-reaching Limited Local Secret is it a pls help

13. Chem

dissociation NaCH3COO*3H2O

14. English

The photo of the family in "At the Tourist Centre in Boston" is portrayed as unrealistic frightening beautiful true to life*** What is the tone of the following lines in "At the Tourist Centre in Boston? I seem to remember people, at least in the cities,

15. Physical science

flammability is a material’s ability to burn in the presence of? A)hydrogen B)nitrogen C)oxygen D)carbon dioxide I think the answer is A am i right?

3. Which of the following sentences best describes the role of the United Nations in world affairs? A) it ensures that everyone follows treaties B) it maintains good relations and keeps discussions open*** C) it mediates conflicts and supports

17. Math

Abby can buy an 8 pound bag dog of food for \$7.40 or a 4 pound bag of the same dog food for \$5.38. Which is the better buy? My answer: I would have to say to buy an 8 pound bag of dog food. I am confused though if they are asking what math operation to do.

18. Science

The weight of a body on the surface of the earth is 392N .What will be the weight of this body on a planet whose mass is double that of the earth and radius is four times that of the earth

1. Imagine that you pushed a box, applying a force of 60 newtons, over a distance of 4 meters. How much work have you done? 15 joules 56 joules 64 joules 240 joules*** Question 2 (Multiple Choice Worth 2 points) Which statement best describes the

20. English

anonymous 3 years ago Which of the following about american romanticism is not true. a. romanticism originated in british literature and migrated to american literature. b. Romanticism valued imagination and emotion over reason and intellect. c. love is

21. world history

Which characteristics describe ancient Sumerian civilization? Select all that apply. city-states ruled by kings**** job specialization monotheistic religion8**** social hierarchies***** use of terraced fields There should be 3 choices picked

22. physics- magnetism

A step-up transformer used in a car has a potential difference of 10 V across the primary coil with 12 turns. What is the current in the secondary coil of resistance 2.5 Ω if the number of turns in the secondary coil is 54 turns?

23. chemistry

What is the chemical equation that describes the complete neutralization of H3PO4 by NaOH? A. H3PO4 + 2NaOH Na2HPO4 + 2H2O B. H3PO4 + H2O H2PO4- + H3O+ C. H3PO4 + NaOH NaH2PO4 + H2O D. H3PO4 + 3NaOH Na3PO4 + 3H2O

24. Social studies

7. why were there fewer slaves in the backcountry of the southern colonies than those areas closer to the coast Colonists in the backcountry were primarily self sufficient Backcountry colonists were fundamentally opposed to slavery Colonists in the

6. Each looked for an easier triumph, and a result less fundamental and and astounding. Both read the same bible and pray to the same god; and each invokes his aid against the other. It may seem strange that any man should dare to ask a just gods

26. chemistry

Knowing what information would allow you to order gas molecules according to their velocity? A. Pressure and temperature B. Volume and molecular mass C. Pressure and volume D. Temperature and molecular mass

27. Social studies

Mr. Lee received a raise at a job this year, but he finds that he has less money to spend each month. What is the most likely reason for this situation? The supply of goods and services has risen. Unemployment has dropped across the country.(MY ANSWER)

28. Physics

A ball is thrown vertically upward from the edge of a bridge 26.5 m high with an initial speed of 11.0 m/s. The ball falls all the way down and strikes the water below. Determine the magnitude of the velocity of the stone just before it strike the water.

29. Math

19. Which set of numbers is ordered correctly from least to greatest? A. 0,-3,-,[-5],8 B. 8,[-5],-,-3,0 C. -,-3,0,[-5],8 D, [-5],-,-3,0,8 ••

Meg's pension plan is an annuity with a guaranteed return of 3% per year (compounded quarterly). She would like to retire with a pension of \$30,000 per quarter for 5 years. If she works 25 years before retiring, how much money must she and her employer

31. Math

The organized crime boss and perfume king Butch (Stinky) Rose has daily overheads (bribes to corrupt officials, motel photographers, wages for hit men, explosives, and so on) amounting to \$30,000 per day. On the other hand, he has a substantial income from

32. American Government

Where can the strengths of the Articles of Confederation be seen in the Constitution? A) The constitution allows states the ability to control most of their own affairs. B) The constitution allows states the power to tax citizens. C) the constitution

33. AP Chemistry

If the pH of a nitric acid solution is 2.34, then what is the molarity of nitric acid in the solution? A. 1.6 × 10-4 M B. 3.8 × 10-3 M C. 2.2 × 10-2 M D. 4.6 × 10-3 M

34. Pre-Calculus 11

Two positive numbers x and 1-x add up to 1. Let the sum of their reciprocals be k. Find the only possible value of k such that x is a rational number. Hint: set up the equation and solve x with k in it. You'll encounter the quadratic formula in your

35. ap chemistry

What is the [H3O+] of a solution with [OH-] = 6.3 × 10-4 M? A. 6.3 × 10-18 M B. 10.80 M C. 6.3 × 10-4 M D. 1.6 × 10-11 M DrBob222 can you help me with this question please?

36. trigonometry

The shadow of a vertical tower is 65 ft long when the angle of elevation of the sun is 35 degrees. Find the height of the tower

37. science

Which of the following is the pOH range of gastric acid? A. 1.5 to 3.5 B. 10.5 to 12.5 C. 1.5 to 2.5 D. 6.5 to 7.5

38. math

How many \$1 bills are the same as__________\$10 bills?________-

39. physics- magnetism

A 0.35 m2 coil with 50 turns rotates at 5 radians per sec2 in a magnetic field of 0.6 Tesla. What is the value of the rms current in the coil if the coil has the resistance of 3.3 Ω?

40. Physics

Having captured a mouse, an owl is flying towards the barn where it lives to enjoy dinner. While approaching the barn at a speed of 6.9 m/s at an upwards angle of 8o above the horizontal, the struggling mouse escapes from the talons of the owl while at an

41. chemistry

How does table salt (NaCl) dissolve in water? A. Water molecules hydrogen bond with sodium ions and chloride ions. B. Each sodium ion is surrounded by chloride ions. C. Each NaCl molecule is surrounded by water molecules. D. The oxygen atoms in water

42. algebra

Eli took the fleet of 8 vans for oil changes. All of the vans needed windshield wipers which cost \$24 per van. The total bill was \$432. Write an equation to find out what each oil change cost. solve the equation.

43. hcc

It’s true that children depend in the parents for food, clothing and shelter. next one : The man’s heart attack scared him badly and he decided having a regular check up from then on. i would change having to To have.

44. Geometry

PLease check my answer. Which of these is a step in constructing an inscribed circle using technology? A. Construct segment DB, segment CE, segment GI, and segment ID. B. Create circle A with point B on the original circle. *** C. Create circle E which

45. Physical science

A simple lever is used to lift a heavy load. When a 58-N force pushes one end of the lever down 1.1 m the load rises 0.14 m. How much work is done by the 58-N force? What is the gain in potential energy of the load? How does the work done compare to the

46. math

meredith picked 4 times as many green peppers as red peppers. If she picked a total of 20 peppers, how many green peppers did she pick?

47. U.S. Government

How did Mercantilism contribute to the American Revolution? a. It created the means of cultural diffusion in the New World b. It made the colonies economically independent c.It brought together the French, English, and Spanish influences on one continent

48. AP Chemistry

What should be the range for the exponent of [H+] in solutions that are characterized as acidic? A. 0 to -0.07 B. 0 to 0.7 C. 0 to -7 D. 0 to 7

49. English

Once upon a time there was a knight who lived in a little castle on the edge of the forest of Life. One day this knight looked in the mirror and saw that he was a White Knight. "Lo!" he cried. "I am a White Knight and therefore represent good. I am the

50. Math

To make green paint,Jeff's art teacher instructed him to mix blue and yellow paint. To make the desired shade of green, the ratio of blue paint to yellow paint is 3:4. What does this ratio mean? My Answer: It means comparing part to part (comparing how

51. ِAlgebra

The ratio of the sides of two squares is 3:8. Find the ratio of the perimeters of the two squares. Find the ratio of the areas of the two squares.

52. science

What should be the range for the exponent of [H+] in solutions that are characterized as acidic? A. 0 to -0.07 B. 0 to 0.7 C. 0 to -7 D. 0 to 7

53. English

Identify the simple predicate in the sentence. The drama performance brought tears to the audience's eyes. A: performance B: brought C: brought tears****** D: to the audience's eyes Is this correct....thank you

54. Math

Kendra has 5.5 pounds of popcorn and wants to package it equally in 50 bags. How can she use place-value reasoning to find the amount of popcorn to put in each bag?

55. uv,,math

find the distance between the cities,,assume that thee earth is a sphere radius of 4000 miles at that cities are on same longitude, one city is due north of the order,,,San Francisco California has 37 degree 47'36" while Seattle,Washington 47 degree 37'18"

56. math2

Find the equation of the straight line passing through the point(3,-2) and making an angle of 60° with the line√3x+y-1=0 Plzz help someone

57. art

This collection of bowls demonstrates A.an expression of a somber mood B.A strong political message C.historical and cultural designs D.aesthetics and utilitarian designs... Which one is it?? Help Me Please!

58. chemistry

Why does the density of gas in a hot air balloon decrease as the gas is heated? A. The mass of gas decreases as temperature increases. B. The mass of gas increases as temperature increases. C. The volume of gas decreases as temperature increases. D. The

59. Math

Use the distributive property to rewrite 40 + 24 I am not sure how I would to this Please help me learn this

60. science

If the reaction is at equilibrium, which change will help to increase the amount of ammonia formed? 3H2(g) + N2(g) 2NH3(g) + heat A. Removing nitrogen B. Raising the temperature C. Lowering the pressure D. Adding hydrogen

61. Math

Taryn mowed lawns. Taryn mowed 9 lawns within the past week. Time spent mowing lawns (in hours)=7.5 Money Earned=\$112.50 How much does Taryn charge to mow a lawn? \$15.00 per hour Can you please check to see if this is correct? Thank you

62. Math

Parkview Middle School has 3 boys to every 4 girls. Cypress Elementary School has 3 boys to every 7 total students. Both schools have 567 students. Which of the following statements is true. a. Parkview has more boys than Cypress. b. Cypress and Parkview

63. Algebra

The surface of the Grand Lake is at an elevation of 648 feet. During the current drought, the water level is dropping at a rate of 3 inches per day. If this trend continues, write an equation that gives the elevation in feet of the surface of Grand Lake

64. earth and science

what continent lies between 20 and 60 degress north lattitude and between 160 and 50 degrees west longtitude

65. physics- magnetism

A circular plate of radius 0.5 m is placed perpendicular to the direction of the magnetic field of 0.5 Tesla. What is the change of flux in the plate if it rotates and its plane becomes parallel to the direction of the magnetic field?

66. Math

Tom can clean the living room in 45 minutes. Wally can clean it in 30 minutes. Both start cleaning and 5 minutes later their sister Gigi joins them taking them 7 minutes more to finish. How long would it take Gigi to clean the living room alone?

67. pascal programming

read the cost of a meal at a restaurant. if a 10% service charge were added to the bill, write an algorithm to calculate and return the total amount on the bill

68. science

When Q < K, what can you conclude about the reaction? A. The reaction is not yet at equilibrium, and the reaction will proceed in the forward direction. B. The reaction is not yet at equilibrium, but the direction of the reaction must be experimentally

69. Science

How many grams of sodium bicarbonate (NaHCO3) are needed to make a 0.6M solution?

70. History

Which European colonial power settled the farthest north on the continent of North America? Spain France*** England Portugal

71. language arts

in which sentence is the word immensely used correctly

72. Gateway

I have 10g of magnesium oxide that I heat to make 6g of magnesium and oxygen. how much oxygen is made? What kind of change is this, physical or chemical? why did you pick your answer? Explain in 2 sentences

73. physics

Determine the direction of frictional forces (left, right, up down) for the objects: 1) A cup resting on top of a car. The car is moving and accelerating to the right. 2) A block being pushed to the right up an incline. 3)A block being placed at the middle

74. History

Teotihuacan like other early urban civilizations was a. self sustaining and unconcerned with long distance trade as a result of its abundant food supply and specialization of labor b. controlled as an elaborate state sponsored trading system that stretched

75. algerbra help azap

Ten times a number, x, is one-half the sum of the number and three. Which equations represents this situation? A.10x=1/2x+3 B.10x+1/2x+3 C.10x+1/2(x+3) D.10x=1/2(x+3)

76. math

An arithmetic progression as the same first and second terms as the geometric progression. Find the sum of the first 20 terms of the arithmetic progression. How do I do this? I tried to find the common ratio for G.P. and then substitute it to find the 20th

77. math

What is the smallest of three consecutive integers if the sum of the smaller two integers is equal to 177 less than four times the largest? Note: Consecutive integers are integers that come one after the other. For example: -3, -2 and -1 or 14, 15 and 16.

78. Science

in a homes central heating system when the room temperature measured by the thermostat reaches a set value the thermostat sends a message to the heater and the heater switches off These action are an examples of a

79. Math

From a point on the edge of the sea, one ship is 24km away on a bearing S50E and another ship is 7km away on a bearing S40W. How far apart are the ships?

80. physics

A major-league pitcher can throw a baseball in excess of 41.3m/s. If a ball is thrown horizontally at this speed, how much will it drop by the time it reaches a catcher who is 15.2m away from the point of release?

81. physics

Fleas can jump quite high; experiments show that they reach an altitude of 130 times their own height when they jump vertically! Suppose instead that a flea can jump so that it lands a maximum distance of 19.60 cm away. What is the take-off speed for this

82. Physics

The highest wall that a projectile can clear is 17m, when the projectile is launched at an angle of 35.0 degrees above the horizontal. What is the projectile's launch speed?

83. biology

Both of the following processes represent what? A. A baker using yeast to make dough rise. B. Inserting human insulin genes into bacteria to make insulin for diabetics. biotechnology transgenic organisms genetic engineering all of the above

84. Math

How many pieces of ribbon each 3.5 m long can be cut from a spool of ribbon 18 metres and 23 metres long respectively?

85. Math

I am an odd number . The sum of my digit is 10. The number is my hundreds is one less than tens . The number of my ones is 3 more than my hundreds. The difference between the number of my ones and the number of my tens is 2 way number am I

86. physics

You normally drive on the free way between kidapawan and davao at an average speed of 105km/hr (65mi/hr) and the trip takes 2hr and 20minutes on a friday afternoon,however heavy traffic slows you down and you drive the same distance an average speed of

87. Math

a survey showed that 30% of student bring their lunch to school. The survey polled 300 students do not bring their lunch to school

88. Math

A natural number decreased by 30 times its reciprocal is 1. Find the natural number.

89. Physics

During takeoff, an airplane climbs with a speed of 180m/s at an angle of 42 degrees above the horizontal. The speed and direction of the airplane constitute a vector quantity known as the velocity. The sun is shining overhead. How fast is the shadow of the

91. math

the temperature of 6.24 liters of a gas is increased from 25 degrees celcius at constant pressure. the new volume of a gas would be?

92. math

The outer curved surface area of a pipe with length 18 cm and diameter 10 mm is ______ cm2.

93. Physics

A hot-air balloon is rising upward with a constant speed of 2.10m/s. When the balloon is 3.18m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?

94. Social studies

4. How was the government outlines in the Fundamental orders of Connecticut (FOC) different from the Government in Massachusetts? Select all that apply. A. The FOC gave the vote to all men who were property owners.•• B. The FOC limited the governor's

95. Math

The local zoo has 3 lions, 4 elephants, 2 giraffes, 5 monkeys, and 2 zebras. What is the ratio of zebras to total animals? My Answer: I already know this 3x:4x:2x:5x:2x=16x So 16 total animals 16x=2 x=8 So then the ratio of zebras to the total number of

How was the government outlines in the Fundamental orders of Connecticut (FOC) different from the Government in Massachusetts? Select all that apply. A. The FOC gave the vote to all men who were property owners.•• B. The FOC limited the governor's

97. chemistry

Which of the following is true about the results of a neutralization reaction? A. An acid and a base form water and salt. B. Water reacts with a base to form the hydroxide ion. C. Water reacts with an acid to form the hydronium ion. D. An acid and a base

98. Math

The local zoo has 3 lions, 4 elephants, 2 giraffes, 5 monkeys, and 2 zebras. What is the ratios of zebras total animals. Answer: I counted the total number of animals which is 16 so I got 2 zebras to 16 animals or 2:16 or 2/16 Do I need to do anything else

99. Physics

A particle undergoes two displacements, measured from the positive x-axis, with counterclockwise positive. The first has a magnitude of 11 m and makes an angle of 67 ◦ with the positive x axis. The resultant displacement has a magnitude of 7.7 m directed

100. Math

An automobile uses 8 gallons in traveling 120 miles at that rate how many gallons will be used in 360 miles?

101. algebra need help

how would you solve something like this 2xy X 3y X -y ______________ 2xy X 3xy X x The X are multiplication MY answer is -y over x2y the 2 goes above the x

102. science

A ball is dropping from the roof and the window of 3m where a boy observe ball cross window in 0.5sec find the distance of wall above the window

103. Math Help

8 less than y is 2 8 - y = 2 y = 2 - 8 y - 8 = 2 y + 8 = 2 A?

104. Social Studies

what was the government outlines in the Fundamental orders of Connecticut (FOC) different from the Government in Massachusetts? Select all that apply. A. The FOC gave the vote to all men who were property owners. B. The FOC limited the governor's power

asked by Mandy Andrews (Help MEE!!)
105. Math

If each small square on a grand chest board is 2 cm x 2 cm and the diagonal on the whole board measures square root of 800 cm. How many small squares are on the board?

106. math2

I was solving a problem. In It r have been given that two lines are perpendicular to each other The equation of one line 2x-3y+4=0 Now i have to find the equation of another line We can find it by finding the slope of the abovementioned line( the other

107. MAth

Is 3x+8y=5 a function? I am thinking yes

108. Math

Max has two baskets of oranges. The ratio of the oranges in basket A to those in basjket B is 7:4. If Max puts half of the oranges in basket A to basket B. what is the new ratio of the oranges in basket A to basket B?

109. maths

It will take an apprentice 15 days longer than a qualified printer to complete a job. However if 3 apprentices and two qualified printers work together the job can be completed in 3 1/8 days. how long would it take one apprentice to do the job

110. math

What is the smallest of three consecutive integers if the sum of the smaller two integers is equal to 177 less than four times the largest? Note: Consecutive integers are integers that come one after the other. For example: -3, -2 and -1 or 14, 15 and 16.

111. science

When are more products of a reaction available initially than at equilibrium? A. K = 0 B. Q < K C. Q = K D. Q > K

112. Math

Draw a diagram to find each quotient of 3÷1/3

113. math

Family passes to an amusement park cost \$54 each. Which expression can be used to find the cost in dollars of 8 family passes?

How can you find the problem solve for this one.. I did in my own way.. I found that answer was not same as what I had... it is 486lbs...Need your help so I can explain to my students. Thanks here is the question: The food stand at the zoo sold 2,514

115. Math

Sid wrote 541,309 on his paper. Using numbers and words,explain how the number would change if he exchanged the digits in the hundred thousands and ten places

116. Math

If the perimeter of a rectangle is 70 feet what is the height to length of a ratio of 4:5

117. Social Studies

How was the government outlines in the Fundamental orders of Connecticut (FOC) different from the Government in Massachusetts? Select all that apply. A. The FOC gave the vote to all men who were property owners.•• B. The FOC limited the governor's

118. Calculus

Hello I need help with this excersise of derivative of a inverse function. The excersise says: If f(x+2)=x^3+1 and g(x)=f(arctg x), find the derivative of the inverse function of g(x) and then calculate (g^-1 (9))'[the derivative of the inverse function

119. English

How do euphemisms, cliché’s, proverbs and ready phrases influence the way you write and speak? Don't provide me an answer rather put me on the right track of thinking. Please and Thank you!

120. Social Studies

Why did Thomas Paine write the pamphlet, Common Sense? A. to support conquering the Native Americans B. to argue that more land should go to France and Spain C. to show that loyalty to the monarchy was wrong D. to pledge his loyalty to the British

121. Science

What is ecrfenine unscrambled?

122. Algebra

Find the value of y for a given value of x, if y varies directly with x. If y= -252 when x=84, what is y when x= 74?

123. math

find the missing numbers in each pattern 19 23 27

asked by find the missing numbers in each pattern of 1923 2
124. Math

If a= -2, b= -5 and c= -6 than a - b + c = I don't know how to complete this problem?

125. Math

2/3+3/4= 8/12 + 9/12= 17/12=1 4/12=16/12=8/6=4/3=1 3/3=2 Can you please be so kind as to check my math problem. Thank you

126. Biology

A farmer sets up a buffalo farm in this ecosystem. Over time, the buffalo greatly reduce the grass biomass in the community. Explain how the introduction of this new species could affect the amount of energy transferred within the food chain.

127. maths

the ratio of john's age to Mike's age is 7:4. In 10 years time Mike will be as old as John was 5 years ago. How old is John now?

128. lola

how much bigger than -9 is -1

129. algerbra help plzzz

Select all of the expressions that are equivalent to 1/3(−5x−6/2)−7/8 . A.−20x−45/24 B.−5x−6/6−7/8 C.−8x/24+21/24 D.5x−6−21/12

So this is the question The number 108 is the LCM(least common multiple) of 36 and 54.list the multiple of 36 and 54.Explain your reasoning.Plisite help me whit this is actually my homework for tomorrow plis help

131. maths

toms height is 90cm and amy is 40cm taller.how many cm less than 1 1/2m is amys height

132. science

how much salt must be added to how much water to create 10ml of a 10% saline solution.

133. Math/Algebra

The equation is Z^2-8+12/Z^2+Z-6 I got this far (Z-6)(Z-2)/(Z+2)(Z-3) It needs to be simplified further, as far as my understanding (Z-2) and (Z+2) cannot be cancelled out.

134. Math

The area of triangle is 48centimetre square base is 12 cm find its length of its corresponding altitude

135. Math

Flery has some apples and bananas. The ratio of the apples to the banaas is 2:5. She used 1/4 of the apples to make an apple pie. What is the new ratio of the apples to the bananas?

136. Math

Mark had red toy cars and blue toy cars in a box. The ratio of the blue toy cars to the red toycars was 5:2. when Mark put 15 more blue toy cars in the box, the ratio of the blue toy cars to the red toy cars became 4:1. How many red toy cars and blue t0y

137. geometry

Draw a righ t triangle with legs of length 3cm and 6cm

138. algebra

The lengths of the sides of a triangle are in ratio 2:4:5. The perimeter of the triangle is 44 cm. Find the lengths of the sides.

139. Physics

The average distance of sun is 1.496 Ã—10^11m from the earth.Express the distance in light year and par second.

140. math

John's age is seventeen years less than twice Isabella's age. Together, the sum of their ages is 40. How old is John?

141. Math

Simplify the expression 8² +9(12÷3 x 2)-7 Explain each of your steps.

143. Calc

h(x) = {k cos x 0 ≤ x ≤ 9π {13 − x 9π < x So far I've set it up to be 13 - 5π = k cos 5π but I'm completely stuck now. I tried to solve it and got (cos^-1 (13-5π)) / 5π but i know I messed up somewhere. Can anyone help?

144. pre algebra

Beth's savings account has \$100 to start. She deposited \$12 Monday, withdrew \$50 Tuesday, and deposited \$30 on Friday. What is her total savings now?

145. Math

Need to simplify (6b to the 2 power)to the 2nd power (6b to the 4th power)to the 4th power equals 24b to the 4th power Not sure if I did this right trying to understand how to simplify. Please help, please.

146. Algerbra

Which equation represents the situation? The sum of three consecutive even integers is 24. A.x+(x+2)+(x+2)=24 B.x+(x+4)+(x+6)=24 C.x+(x+2)+(x+4)=24 D.x+(x+1)+(x+2)=24

147. math

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?#######please anyone one to help me with the

148. History

They systematic raiding of the Athapascans shows that organized warfare is most clearly identified with: a. there is no record of either society initiating organized warfare b. both farming and hunting societies c. neither hunting nor farming societies d.

149. geometrey

the base of an isosceles triangle is 5m less than 4 times the length of a side. The perimeter is 67m. Find the length of each side and the base. My answers for the equal side lengths are 24 and the base is 19. What is the proper way to show work since i

150. Physics

Find, to 3 decimal place, the frequency of the hour hand of a clock

151. History

The map of northeastern region of North America shows the tribes of the Iroquois Confederacy: a. in a staked formation south of the st. lawrence river b. arranged like fingers south of lake ontario c. formed in the shape of a necklace north of the ohio

152. History

They systematic raiding of the Athapascans shows that organized warfare is most clearly identified with: a. there is no record of either society initiating organized warfare b. both farming and hunting societies c. neither hunting nor farming societies d.

153. algerbra help plzzz

Select all of the expressions that are equivalent to 1/3(−5x−6/2)−7/8 . A.−20x−45/24 B.−5x−6/6−7/8 C.−8x/24+21/24 D.5x−6−21/12

154. Math

A signal is transmitted over a noisy channel. It is known that the signal will be correctly received with probability 0.797. If 3 copies of the signal are independently sent over this channel, what is the probability that at least one of them is received

155. math

It takes 2/6 of a hour to run one mile. how many miles can you run in 4 hours

156. Statistics

A signal is transmitted over a noisy channel. It is known that the signal will be correctly received with probability 0.797. If 3 copies of the signal are independently sent over this channel, what is the probability that at least one of them is received

157. Pre-Calculus/Math

a slow growing population of animals increases with time (years). the size of the population is given by P(t)=100+0.6t^2-0.004t^3. how fast is the population changing after 10 years?

158. math

a dog eats 3/4 of dog food for each meal. if he has 7 2/4lbs of food. how many meals can he feed his dog.

159. Pre algebra

2st^2-s^2= S=4 T=8 2032?

160. Science

Which of the following reasons best explains why scientst need a standard measurement system

161. Biology

why is protein folding important to enzyme activity?

162. math

How many centimeters would represent 40 kilometers if you were using a scale of 1 cm = 1 m? 1 cm = 1 m 40 km = X x = 1 x 40 x = 40 cm

163. math

At the medal presentation, each person shook hands with every other person. If 10 handshakes took place, how many people were present?

the perimeter of a recatngle is 54 inches. The width is one inch less than the lenght. FInd the length and width. I just don't understand how to find the length and width if i am only givent eh perimeter please show work thank you

165. maths

A person left 1/5 of his property to his wife, 1/2 of his property to his son and daughter to be shared in the ratio if 2:1 and remaining property to be given to his grandson and granddaughter to be shared in the ratio of 3:2.If that person had Rs

166. World History

I have to do a newspaper project where I create my own newspaper by choosing one of the civilizations I have. (I chose Rome) It then asks me to "Create a headline story : This article should be researched. You can choose to write an opinion article of a

167. math help azap

Select all of the expressions that are equivalent to 1/3(−5x−6/2)−7/8 . A.−20x−45/24 B.−5x−6/6−7/8 C.−8x/24+21/24 D.5x−6−21/12

168. math

Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17. Let J = Jessica's age?

169. Homework 2

Harmony are agreeable features of classical music. are not supposed to use in here because harmony is singular. right or wrong??

170. Math

Find three consecutive even integers such that the sum of the smallest and largest is 36

171. math

Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17. Let J = Jessica's age. How old is Sam? S=11

172. Algebra

I need help, it's a crossword puzzle. 10 letters, the last letter is T the 3rd letter is E. The question is: You can think of an opposite sign as ____ or -1 PLEASE HELP

173. geometry

if one of the two vertical angles has a measure of 3x and the other has a measure of 5x - 80. Find the measure of each.

174. math

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?please anyone one to help me with the solution

175. Math

The ratio of Mon's pencils to Josh's pencil id 5:7. Josh has 18 pencils more than Mon. If Josh gives 9 pencils to Mon, what will be the new ratio of Mon's pencils to Josh's pencils?

176. math

Graham i just don't understand the problem i've been on it for a hour and 21 min.

177. math

show that the following are rational number , by written then in the form a/b 7, 2x1/2 , 0.8

178. Math

Sample of outside of the box

179. geometry

Do the two recipes describe the same shape

180. Algebra II

Maria's car averages 44 miles per gallon. Maria wants to determine how far she can drive based on the gallons of gas in her car. Write an equation to determine how far she can drive based on the gallons of gas in her car. What is the rate of change (slope)

181. math

The length of a rectangle is 5 cm more than twice its width. This is shown in the diagram below. If the perimeter of the rectangle is 232 cm, how long is the length of the rectangle, in centimeters?

182. math

Eleven more than twice a number has the same value as 8 times 'the difference of the number and 5'. (Remember that 'difference' means to subtract). What is the value of the number?

183. Biology

why is protein folding important to enzyme activity?

Mr. king,ms. Lee,and mr. Patel own pizza shop together. They estimatedd the number of customers over the past 10years. Mr.King estimated they served 15,000 customers. Ms.Lee estimated 15,500 customers. Mr.Patel estimated 20,000 customers. Which actual

185. trigonometry

what is the appropriate approximation of cot^-1 27

186. mathematical physics

Out of 90 applicants for a job, 60 people get selected after the interview. If five applicants are selected at random,calculate the probability that 2 will get selected.

187. Maths

Write 4 set builder notation for Q={4, 6, 9, 10,12, 14,}

188. math

7 3/4% = ? fraction in simplest form

189. HOME AND FAMILY

IDENTIFY AT LEAST FOUR CARESS FOR EACH AREA

190. Math geometry

What is a Volume in a cubic feet of a box that is 3 feet long 8 feet wide and 16 feet high

how would I graph a slope of 0.2 and a y intercept of 0.3? I know that y intercept is up and down, and the slope is rise (up)over run (across) , but I am confused because of the decimal format. Thank you, I asked mom but she doesn't know either, and I

193. math

What is the largest possible product of a collection of positive real numbers which sums to exactly 27?

194. Chem

How many grams of salt are there in 2.9 mL of solution that has a concentration of 1.4 g/mL?

195. Biology

why is protein folding important to enzyme activity?

196. Chem

What is the concentration of a solution in g/mL that contains 6.5 g in a volume of 3.0 mL?

197. SOCIAL

INCLUSION IS NECESSARY . WHY

198. math

What distance on the ground does 5 inches on a map represent if the scale is 1 in. = 1.5 mi.? 1 inch = 1.5 miles 5 inches =X x- 1.5 x5 x= 7.5 miles

199. math

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?#########To my side,i solved like this tell me whether

200. Question

How old is ms sue??

201. Math

Write the next three numbers of the patterns . 55786,55886,55986

202. algebra 2

x-y+3z=19 -2x+2y-6z=9 3x+5y+2z=3

203. math

If a single pane of a certain type of glass blocks 3% of the light passing through it, what percent of the original light will be present after the light has passed through 10 panes

204. Algebra

32z= 216 I don't know how to do this algebraically.

205. math

A number of two digit exceed 4 times the sum of the digit by 6 and it is increased by 9 on reversing the digit then find the number.

206. math

What is the smallest area of a triangle with corners at (0, 0) and (27, 14) and another point with integer coordinates?

207. physics

Two workers are moving a slab of ice (m = 290 kg) across the factory floor. As seen from above, one worker exerts a force of 415 N at an angle of -20o, and the other exerts a force of 470 N at an angle of 50o. What is the magnitude of the acceleration of

208. lin

the product of the factors of 6

209. Science

Why can'y pyramids of energy never be inverted?

210. Math

Imelda's plane travels at a speed of 350kph in still air. One day, she travels 169km against the wind at the same time it takes to travel 190km with the wind. Find the speed of the wind.

211. math

who nows what 300,000,000 x 900,000,000?

212. physics

a liquid cools in 6 minutes from 80degrees Celsius to 60degrees Celsius .what will it's temperature be after 10 minutes.temperature of the surrounding is 30degrees Celsius

213. math

You are participating in a raffle where there are 11 baskets and 10 players who take turns, one after another, distributing 5 tickets among the baskets. Assuming perfect play by all parties, what is the expected number of wins for the last player?

214. math

You are dividing your class of 22 students into presentation groups and each group will pick a single representative to speak. You’d like to split the class up in such a way that you maximize the number of different possible combinations of speakers

215. math 101

what is the solution of n+2>8 when the replacement set for the variable is all one-digit prime numbers?

216. English

Is an autobiography considered to be a primary source?