# Questions Asked onJanuary 6, 2016

1. ## science

1. The skeletal system is created to ____________ internal organs. A) protect

2. ## Health HELP ME!!

Since 1964 the number of cigarettes smoked has A. Increased dramatically. B. Decreased to the near zero.•• C. Remained steady. D. Declined steadily. Correct me if I'm wrong.

3. ## Language Arts

Choose the meaning that best matches the word in italics. The spies moved stealthily among the colonists, trying to gather information for the British leaders. It takes the italics off the word I bring into the post box. The word "stealthily" is supposed

4. ## math

Which solid has one base that is a rectangle and four lateral surfaces that are triangles? A. triangular pyramid B. cone C. rectangular prism D. rectangular pyramid Is the answer C?

5. ## L.A.

1.) Choose the meaning that best matches the word in italics Lacking money and a job , the young boy was forlorn and on the verge of tears. A.)Elated B.)Hopeless

What number is 73% of 215? (1 point) 215 = 0.73n n = 0.73 × 215 0.73 = n × 215 215 = 73n 2. What percent of 94 is 23? (1 point) n/94 = 23/100 23/94 = n/100 94/n = 23/100 23/94 = 100/n 3. 80 is 40% of what number? (1 point) 200 32 20 112 4. Find the

7. ## Maths

A Piece Of Cloth Costs Birr 200. If The Piece Was 5m Longer, And The Cost Of Each Metre Of Cloth Was Birr 2 less,the Cost Of The Piece Would Have Remained Unchanged. How Long Is The Piece And What Is Its Orginal Price Per Metre?

8. ## Math

A square lot is to planted with santan plants all around. The side of the lot measures 10 meters. If plant will be planted 20cm apart, how many plants must be planted in all?

9. ## Spanish

what is the difference between a plaza in a spanish speaking country and one in los estados unidos? a. in los estados unidos, a plaza does not serve a social purpose b. in los estados unidos, only small towns have plazas c. in los estados unidos, a plaza

10. ## math

A solid with at most one base cannot be which of the following? A. cone B. cube C. pyramid D. sphere Is the answer B?

11. ## SS

Why did small pox kill so many cherokees in such a short time?

12. ## Spanish

which of the following institutions serves as a repository of a country's history and treasures? a. playa artificial b. biblioteca publica c. biblioteca nacional*** d. centro comercial

13. ## Chemistry

Arrange the following compounds in order of increasing Boiling point: CH4, CHCl3, CCl4, CH3Cl

14. ## Chemistry

Substances A and B, initially at different temperatures, come in contact with each other and reach thermal equilibrium. The mass of substance A is twice the mass of substance B. The specifi c heat capacity of substance B is twice the specifi c heat

15. ## Algebra 2

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. Find the sum of a finite geometric series. The sides of an equilateral triangle measure 16 inches. The midpoints of the sides of the triangle are

16. ## Art PlZ HELP MEE!!!

Unit 4 Lesson 5 10. All of the following help an artist to learn to experimentation except A. Using standard materials in that manner in which they were intended. B. using standard techniques in new combinations to Create different effects. C. Creating new

17. ## English - punctuation

which of the following sentences is punctuated correctly? A. The horse rode to our house, the beach, and around the church, before he started to tire. B. The strong heavyset fighter won his first fight, and he was featured in the newspaper. C. The ladies's

18. ## Plz My Maths

Birr 6,500 Were Divided Equally Among Acertain Number Of Of Persons. Had There Been 15 More Persons, Each Would Have Got Birr 30 Less.Find The Orginal Number Of Persons.

19. ## Spanish

What is a major difference between a tianguis and a centro comercial? a. A tianguis is usually open air, and a centro comercial is not.*** b. A tianguis is very large, and a centro comercial is not. c. A tianguis has live music, and a centro comercial does

20. ## Health

Since 1964 the number of cigarettes smoked has A. Increased dramatically. B. Decreased to the near zero. C. Remained steady. D. Declined steadily. I think it's A correct me if I'm wrong.

asked by Emma.powell PLZ Correct me!!
21. ## Spanish

Why would someone choose to bathe in aguas termales instead of a playa? a. Aguas termales are located in beautiful places b. Aguas termales have curative properties. c. A playa is too crowded.*** d. A playa is too dangerous.

22. ## Spanish

In which city will you find an open-air market called El Rastro? Buenos Aires México City Madrid*** Bogotá

23. ## Spanish

Which type of shopping venue is similar to one you would find in Los Estados Unidos? a. el comercial central b. el comercio compras c. el centro comercial*** d. el mercado central

24. ## language arts

Does anyone here read "The Watsons Go to Birmingham - 1963"? If so, I have a question.

25. ## Anyone in Connexus HELP

What number is 73% of 215? (1 point) 215 = 0.73n n = 0.73 × 215 0.73 = n × 215 215 = 73n 2. What percent of 94 is 23? (1 point) n/94 = 23/100 23/94 = n/100 94/n = 23/100 23/94 = 100/n 3. 80 is 40% of what number? (1 point) 200 32 20 112 4. Find the

26. ## Science

In a closed Circuit, the current flows only from the power source to an electrical device such as a lamp. True * False

27. ## Probability Questions - STAT

1) The probability of getting a certain disease is 0.2. A certain test is available which returns a positive result 90% of the time for those with the disease, and a negative result 75% of the time for those without the disease. Compute Pr{Test positive}.

28. ## maths

what is half of speed of light? (3x10^8m/s)

29. ## Math

Carter drank 15.75 gallons of water in 4 weeks.he drank the same amount of water each day.about how many days altogether will it take him to drink 20 gallons?

30. ## Chemistry

Compound X contains only carbon, hydrogen, nitrogen, and chlorine. When 1.00 g of X is dissolved in water and allowed to react with excess silver nitrate, AgNO3, all the chlorine in X reacts and 1.95 g of solid AgCl is formed. When 1.00 g of X undergoes

31. ## Language Arts

His pompous behavior irritated his friends, especially since his accomplishments were few and far between. a. sheepish b. arrogant c. passive d. abrasive I believe its A?

32. ## Math!!!

Suppose Y is a continuous variable whose density gives the following probabilities: Pr{ Y < -3 } = 0.05 Pr{ -3 < Y < -1 } = 0.15 Pr{ -1 < Y < 0 } = 0.3 Pr{ 0 < Y < 1 } = 0.3 Pr{ 1 < Y < 3 } = 0.15 Pr{ Y > 3 } = 0.05 Compute Pr{ Y > 0 } = ???? Thank you!

33. ## Spanish

How might someone answer the following question? Cuando vamos a la biblioteca? a. Voy el martes. b. Vas el martes. c. Vamos el martes.*** d. Va el martes.

34. ## Health PlZ Help Me!!

Anti-smoking ads are an example of? A.The influence of friends B. The influence of family C. The influence of media D. The influence of teachers I think it's C correct me if I'm wrong

35. ## Chemistry

Compound X contains only carbon, hydrogen, nitrogen, and chlorine. When 1.00 g of X is dissolved in water and allowed to react with excess silver nitrate, AgNO3, all the chlorine in X reacts and 1.95 g of solid AgCl is formed. When 1.00 g of X undergoes

36. ## Math

Sarah and Noah work at Read On Bookstore and get paid the same hourly wage

37. ## Health Plz Help Me!!

Exposure to secondhand of smokes carries the same long term health risk as smoking True or False I think it's true Correct me if I'm wrong. Only people who crew smokeless tobacco can get oral cancer True or False I think it's False Correct me if I'm wrong

38. ## Spanish

Why would someone choose to bathe in aguas termales instead of a playa? a. Aguas termales are located in beautiful places b. Aguas termales have curative properties.*** c. A playa is too crowded. d. A playa is too dangerous.

39. ## Language Arts

Choose the meaning that matches the word in quotation marks. Before the debate began, the speaker's heart "fluttered" with nervous anticipation, and he breathed deeply to steady his nerves. a. flapped quickly b. beat rapidly c. waved steadily d. moved

40. ## Maths

Solve the equation: 3x-2/8 = 8+5x/2

41. ## biology help please :)

Olga's teacher asked her to design an experiment using freshwater plants, fish bowls, tap water, and salt. After determining an approach, Olga placed a plant in each of three fish bowls. Then, she filled one bowl with fresh water, one bowl with dilute salt

42. ## Math

If a train is running 4 minutes late and losing 4 seconds per minute. how many more minutes will it take for the train to running half an hour late?

43. ## Health PlZ HELP MEE!!!

Exposure to secondhand of smokes carries the same long term health risk as smoking True or False I think it's true Correct me if I'm wrong. Only people who crew smokeless tobacco can get oral cancer True or False I think it's False Correct me if I'm wrong

Think about the work you completed in your reading character role. Determine the ideas that would be most worthy to share in a literary discussion about Johnny Tremain. Provide an explanation for your choices. How did the role you selected and the work you

45. ## Health and Physical Education

10. Good advice for someone who is trying to quit smoking is (select all that apply) A. Tell them to eat candy instead of smoking. B. Have them hang around people who are smoking. C. tell them to throw away their ashtrays and cigarette lighters.•• D.

46. ## Maths

The sum of two numbers is 21 .two-thirds of one number is added to three-quarters of the other number to give 15 .find the two numbers,showing clearly your workings.

47. ## Science

The approximate concentration of hydrochloric acid in the stomach(stomach acid) is 0.17m.calculate the mass of the following to neutralise 50cm of stomach acid.a)bicarbonate of soda b)aluminium hydro xide

48. ## Art

the rhythm and movement of this piece was created through

49. ## maths lit , business studies , life sciences en geograph

if i'm doing this subjects which courses must i do after grade 12?

50. ## history

What has made the United States so attractive to peoples from other nations over the years? i will like to have a paragraph plz.

51. ## Typo (Test Marked)

Okay i had a typo i for got to add stars..i had emojis next to it that didn't show up What number is 73% of 215? (1 point) 215 = 0.73n n = 0.73 × 215 * 0.73 = n × 215 215 = 73n 2. What percent of 94 is 23? (1 point) n/94 = 23/100 23/94 = n/100 * 94/n =

52. ## English

The nurse, who was late for work, put the manual into a large blue tote bag getting out of the car. Which of the following is misplaced in the sentence above? A. put the manual B. who was late for work C. getting out of the car D. into a large blue tote

53. ## math

In a fruit basket 1/4 of the fruits are bananas and 3/8 are mangoes.Which are more the bananas or the mangoes? Solution

54. ## science

In the figure, blocks A and B have weights of 49 N and 32 N, respectively. Determine the minimum weight of block C to keep A from sliding, if the coefficient of static friction between A and the table is 0.20.

55. ## Interior Design

A chair with a squared back, open-lined splats, curved arms, cabriole legs, and claw-and-ball feet is typical of the designs of

56. ## Math

A gift box is 9 inches long 12 inches wide and 2 inches high. What is the volume of the gift box

57. ## Science

Vinegar contain ethanoic acid.titration of 3.00g of vinegar with 0.12mol NaOH solution requires 23.0cm to reach the equivalence point.what is the weight percentage of the ethanoic acid in vinegar

58. ## Math

Isaac is packing boxes into a carton that is 12 inches long 18 inches wide and 6 inches high. The boxes are 4 inches long 6 inches wide and 2 inches high. How many boxes will fit inside the carton?

59. ## CHM 105

Vinegar contains ethanoic acid (CH3OOH).titration of 3.00g of vinegar with 0.12M NAOH Solution requires 23.0cm3 to reach the equivalent ppoint.what is the weight percentage of the ethanioc acid in vinegar?

60. ## Math

The price of gas went up by 0.5% last month. Suppose gas currently costs \$2.44 a gallon. If the price of gas continues to increase at this rate. What will it cost one year from now? When will it cost \$5 a gallon?

61. ## math

the difference between the numerator and denominator of a fraction is 5. if 5 is added to its denominator then the fraction is decreased by one of its one fourth 1(1/4). find the value of fraction

62. ## economic

1 THE COPPERBELT UNIVERSITY SCHOOL OF BUSINESS BSP 110 PRINCIPLES OF ECONOMICS 2015 ASSIGNMENT DUE DATE: 4th January 2016 at 10am QUESTION A manufacturing firm in Kitwe has a normal demand curve given by Q = 5,000 – 100P and its total cost curve in the

The area of a triangle ABC is 126 sq.cm. AC=13 cm , BC = 21 cm, what is the length of AB? where, triangle ABC is a scalene triangle

64. ## maths

If the speed of light is 3x10^8m/s and the distance around the earth is 4.5x10^4 km and a plane could travel at half a speed of light, how long would it take for the plane to fly around the earth twice?

65. ## Math

The finale score In a soccer game is 4-3. How many different scores were possible at half time?

The probability of getting a certain disease is 0.2. A certain test is available which returns a positive result 90% of the time for those with the disease, and a negative result 75% of the time for those without the disease. Compute Pr{Test positive | No

67. ## Math

The angles of elevation of the highest point of a building from two points S and T are 60 degree and 30 degree respectively,T is vertically above S and ST=10m.Calculate the height of the building above the level of S

68. ## Math

Denise is saving for a new bicycle. The bike cost \$89 and she already has \$54. What percent of the total cost of the bicycle has Denisa already earned (rounded to the nearest whole percent)

69. ## math

A right circular cone stands on a hemisphere. The base radius of the cone is equal to the radius of the hemisphere. If the base radius of the cone is 10 centimeters and its height is 15 centimeters,calculate the total volume of the solid.

70. ## STAT

The probability of getting a certain disease is 0.2. A certain test is available which returns a positive result 90% of the time for those with the disease, and a negative result 75% of the time for those without the disease. Compute Pr{Test positive | No

71. ## math

350 is 70% of what number? a 500 b 420 c 245***** d 280 am i right?

72. ## physics!!! Damon?

The graph at the right is a positive vs. Time graph for the motion of an object moving along a horizontal (x) axis For each of the 8 1-second time intervals, describe the displacement, instantaneous velocity (+/- and whether the velocity is increasing or

73. ## Gratitude for my helper

Sir steve mrs reiny sir bobpursely sir damon ms sue..... Thank you very much you guyz have really help me alot today my result came out and i score 98 out of 100 in my maths exams aldo i am still shaking in my english but with the help of ms sue i always

74. ## Maths

A cuboid is 24 cm long ,20 cm wide and 15 cm high . A similar cuboid is 16 cm long . what is it's height

75. ## Math

the terminal side of an angle in standard position coincides with the line x-2y=0, what is the cosine to the nearest ten-thousandth??? I am completely lost with this one

76. ## math

On Monday, Carlos ran 1/8 of a mile. On Wednesday, he ran 5/6 of a mile. Carlos ran 3/8 of a mile on Friday. Which day did Carlos run farthest?

77. ## Math

A man spends 15% of his money and after spending 60% of the remainder he has 4080. Find the money he had at beginning?

78. ## Chemistry

Which molecule would be more soluble in water ? H----C=C---H or BeCl2

79. ## English

The smugglers stood before the judge, who was known for her strict manner, and entered their pleas with feint hopes that the evidence would not prove their guilt. Which of the following homophones should be used to correct the error in the sentence above?

80. ## Life Scie, Life Orientation, History ,Math's Lit

which Studies would i study if am doing these subject am in Grade 12

81. ## buisness communication

Repeating in your own words the verbal content of the critic's message is: paraphrasing. checking for feelings. checking for inferences. buying time with limited agreement.

82. ## math

The perimeter of a rectangle is 26cm. It's width is 5cm. What is the length?

83. ## Science

Imagine that the label on a sunscreen product reads, “Recommended by nine out of ten doctors.” No other information regarding this claim is provided. Why would a scientist tell a consumer to be wary of this statistical claim? A. Sunscreen products are

84. ## AP Physics

A centrifuge rotor rotating at 12000 rpm is shut off and is eventually brought to rest by a frictional torque of 1.50 m·N. If the mass of the rotor is 4.80 kg and it can be approximated as a solid cylinder of radius 0.0710 m, through how many revolutions

85. ## Math

the terminal side of an angle in standard position coincides with the line x-2y=0 in quadrant 3, find cosine theta to the nearest ten-thousandth

86. ## Spanish

I have a 150-200 word essay due in Spanish, I just wanted to make sure all my grammar is correct. The essay is posted below. Verano es mi estación favorita. Mis veranos suelen ser bastante divertido . Yo solía conducir todo el camino de Michigan con mis

87. ## geometry

A right triangle has one leg with a length of 48 and a hypotenuse with a length of 80. What is the length of the other leg? A. 63 B. 64 C. 65 D. 66

88. ## Chemistry

How do you calculate the number of moles and atoms of magnesium given the number o grams of magnesium chloride?

89. ## Latin

Silvās clārās īnsulae magnae spectātis. Uses of silva clārās īnsulae and magnae

91. ## science

To measure the static friction coefficient between a 1.7-kg block and a vertical wall, the setup shown in the drawing is used. A spring (spring constant = 416 N/m) is attached to the block. Someone pushes on the end of the spring in a direction

92. ## To - Ms. Sue

Hello Ms. Sue, I hope you’re doing well. I wanted to tell you that I spoke to Harley’s principal yesterday. He said he will do something, and will tell me soon. Still haven’t heard from him, yet. I’m a lawyer, so, I’m a very busy mom. I can’t

93. ## physics! description explanations

The graph at the right is a positive vs. Time graph for the motion of an object moving along a horizontal (x) axis For each of the 8 1-second time intervals, describe the displacement, instantaneous velocity (+/- and whether the velocity is increasing or

94. ## science

(c) Because static friction can adjust, the system can be at rest if the mass of block C is between some maximum value and some minimum value. What are these values if the coefficient of static friction between block B and the table is 0.200?

95. ## math

I have a plant that measures 4 inches tall. I measured it two weeks later and it was 6 times its original height. Write an equation using the variable, p, to determine the height of the plant two weeks later.

96. ## Physics

Essay Question: discuss whether or not it is possible for an object to be increasing in speed as its acceleration is decreasing. For either position you take, use examples as part of your explanation. CAN SOMEONE HELP SUGGEST AN EXAMPLE THAT WOULD HELP

97. ## just

Cassie didn't hear her alarm clock she missed the bus to school

98. ## Math

Solve by completing the square ( find the vertex only) K^2-18k+50=0 M^2+500m+100=0

99. ## algebra

Jerry buys 7 times as many bananas than Evan from the store. Write an expression that shows the number of apples Jerry bought if b represents bananas.

100. ## Geometry

Find r if T.A=12Pi and L.A =8Pi

101. ## math

the outer length and breadth of photo is 60cm * 40cm if the width of the frame is 2.5cm what is the length breadth of the picture that will fit

102. ## Algebra

16x-10y=10 -8x-6y=6

103. ## math

Explain how to graph information from the table

104. ## To - Ms. Sue

Hello Ms. Sue, I have some fortunate news, the principal gave me out a tutor. I called her, and she seems very nice. Again, thank you. And, is it applicable if we come here? With kind regards, Mrs. Esther

105. ## Mathematics,Geography,Physical Sciences,EGD,English,IsiZulu and Life Orientation

Which job opportunies are available due to this subjects

106. ## English

Although the path to success seemed clear, they were unable to take advantage of their position, and the other team triumphed. It was a humbling, but not catastrophic, failure. Which of the following is an independent clause from the sentences above? A.

107. ## MAth GCF LCM

25 square floor mats in a gymnasium are connected together to form a large square area of 22500 cm². What is the length of the side of each square floor mat?

108. ## Word problem

earth and cement block filling a box weighs 390mlb.the block weigh 2.4times as much as water and earth weighs 1.5times as much as water.water filling the box weighs 2000lb.find the weigh of the cement block.bl? plz help help help!!!! Show work

109. ## Math

The parabola y=x^2 How can that equation be changed to shift the parabola three units to the left and five units down

110. ## Math

in still water, a speed boat travels 5 times faster than the current of the river. If the speed boat can travel 48 miles upstream and then back in 5 hours, find the rate of the current.

111. ## Philosophy

Meaning of Life: What is it?

112. ## maths

I am preparing myself for the Entrance Exams so I need help. 1. The middle number of 5 odd numbers is 297. What is the last number? 297 -->-----|-----|-----|-----|-----|-----

113. ## ALGEBRA

SOLVE FOR THE VARIABLE 9/2m - 6 = -3 1/2 + 4m nine halves m minus 6 = negative 3 and a half + 4m thank you

114. ## Math

A sells an article to B at a profit of 20%, B sells the same to C at a profit of 10%. If C pay Rs 6600. what did it cost to A?

115. ## Math

Two trains are travelling in opposite direction. one of these id 500m long having a speed of 120km/hr while other is 100m long having a speed of 60km/h. in what time do these cross each other?

116. ## Science

Current can be passed through salt solution but can not pass through sugar solution. Why? Answer in detail....

117. ## English - capitalization

The president invited Senator Smith to the White House for a meeting before preparing his address to the United States congress. Which of the following is an error in capitalization in the sentence above? A. The word "House" should be lower case. B. The

118. ## math

rewrite each pair of unlike fractions as like fractions

119. ## Science

Assuming a force of 50 N is applied to each object by each contestant, what is the acceleration of object A?_ B?_C?_ ( Person A's object is 5.0kg, person B's object is 2.5kg and C's is 0.5kg

120. ## HELP..which graph should be used?

What graph should I use for comparing measurements? should in include a table?

121. ## English

After heart surgery, the patient spent all night quietly dozing until she was awakened by the cacophony of the hospital employees. Which of the following is the meaning for "cacophony" used in the sentence above? A. Harsh sounds B. Conversation C. Routine

122. ## Algebra

Write the slope intercept for of the equation: >Through (4,-2) and (0,-4) Ans y= 1/2x -4

asked by NEED HELP - REPOST from previous
123. ## Physics

Compute the k.e in joule of a 500g riffle bullet traveling at 300m/s

124. ## grammar

ask not what your country can do for you but ask what you can do for your country,said john !@#\$%^&ennedy. tell me how to change this sentence in indirect speech

125. ## Math

Mr Aslam spends 1/3 of his salary on personal affairs, then gives half of the remaining amount for household purpose and finally he invested 75% of final remaining amount for emergency. If he has 1000 in hand now, what is his total salary?

126. ## Trigonomentery Maths to difficult help me

Given that cosZ=L where z is an acute angle.find and expression of (cotz-cosecz)/(secz+tanz)? plz help help help!!!! Show work

127. ## Maths

let ABC be a right angled triangle with BC=3 and AC=4. let D be a point on the hypotenuse AB such that angle BCD=30 degrees. the length of CD is

129. ## Spanish

Preterite or imperfecto- pls check Los estudiantes ( tomaban/ tomaron) apuntes mientras la profesora ( hablaba/ hablo) Answers: tomaban and hablo

130. ## Algebra

Please help me with this problem, I'm not entirely sure on what to do to solve it. Thank you, tutors. The weight of an object is related to its length by the equation: weight (in pounds) = 3L^3 (in feet). If the object is 6 feet tall, what is its weight?

131. ## math

Opposite vertics of a rectangle have the coordinates (1,9) and (9,3) .what is the length of one of its diagonals?

132. ## Introduction to Terrorism

Compile a list of the known terrorist organizations in the Sierra Leone area, where they operate, the terrorist ideology, and the prevalence of suicide bombers.

133. ## Math of Investment

How long will it take for money to double itself at {0.55, m=2}

134. ## Physics

Using the following equations as a guide (some may be used, some may not-choose wisely) y1 OR x1= initial position x2 or Y2 =final position V1 or Vi= Initial velocity V2 or Vf- Final velocity a= Acceleration T- time Equation 1.) x2=x1 +vt Equation 2.) v2=

135. ## algebra

what is the slope of the line that passes through the pair points (-7/2,-3)and (-5,5/2)? so far i did m=5/2-(-3) / -5-(-7/2)=11/2 / -3/2 i don't know the rest Im finished my math homework but not this question and class starts in 15 minutes please help

136. ## Statistics

Will somebody help me find statistics on the spread of AIDS from its discovery to the present?

137. ## Chemistry

1. Convert 1.2 X 10^24 molecules of chlorine to grams. Ans: 70.67 gms

138. ## maths

Rohan baught book for 70 pound had discound 40% how much did he pay after discount?

139. ## Math

Change the cos function into a sin function d(t)= -8cos (pi(t)/30)+8

140. ## Math

Ther are 16 teens and I want to give them each 5/8 of a sub sandwich. How many sub sandwiches do I need? Explain please?

141. ## Biology

How do genes determine the traist of an organism explain in details

142. ## Math

Can you please help me do it and understand it? The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1 meter more, the shape of the land would be a square. Part A: Write an equation to

143. ## Math

The median of 8 numbers is less than zero. At most how many of the numbers are positive?

144. ## Math

One person can complete a piece of work in 8 days while other person can complete the same work in 4 days(if both works 10 hours per day). how many hours are required to complete the same work if both persons do it combined?

145. ## math

the kkk has 20 members and 10 are kids. how many kids are not in the kkk?

146. ## History

how the interest of various factors influenced the creation and ratification of the U.S. constitution?

147. ## math

Roma spent 30% of the money she bought to the mall..If she spent 450.00 only,how much did she have with her when she went to the mall?

148. ## Math

Solve for d D(t)= -8cos (pi(t)/30)+8

149. ## RE: English

This is from my question I posted earlier: What is the corruption Ronald Reagan is hiding in his Berlin Wall speech? What is the bad thing he's hiding? After reading the speech, I can only conclude that Reagan want to rally the people of West Berlin to

1/4=?/8

151. ## English

I need help Can u tell me the meaning MEDIA IS THE NERVOUS SYSTEM OF OUR CULTURE plz tell me what it means

152. ## geography,maths literacy,life orientation,science

are they good and which job wil i be in or get?

154. ## Kercy

Why do dead bodies stay for 24hours before floating??

155. ## MATH

Write the equation of the line in slope-intercept and standard form whose graph passes through the given point and has the given slope: (3,-2), m = -3/2 THANK YOU :)

156. ## Math

Could I please get some help for these 3 questions, apologies for asking so many, but they were the ones I was really unsure of: 1. Find an equation for the line tangent to y=ln(x) and that goes through the origin. I have no idea, the ln(x) stuff is

157. ## Biology/Chemistry

Does anybody know how much 1 mole of acid should be diluted in order to mimic the pH of acid rain? I also need sources, but haven't been successful in any of my searches so far, thanks.

159. ## area perimeter

if theres a perimeter of 28 and an area of 24 what is length and width

160. ## Chemistry:normal notation plz help

Using the normal notation of quantum number find the element which has the following value of quantum number n=3 l=2 m=2 s=+1/2 (a):potassuim (b):nitrogen (c):sodium (d):scandium

161. ## math

Four brothers in one family have a combined age of 39 years. Alan is three times collins age, bill is 6 years younger than Alan and don is a quarter of bills age. How old are each of the four browser

162. ## Minimum and maximum value

Let f(x) be a decreasing the function defined for x>or=0 and f(2a^2+a+1)

163. ## Math

Simplify 4(5x - (3 - 4y + 2x) + 3y) 12x + 28y - 12 93x + 82y - 35 -27x + 70y - 0 14x + 96y - 62 None of the above

164. ## Math

The telephone company wants to know how many different phone numbers are available for one area code. the only restrictions are on the prefixes, you can't start with a zero and you can't use 411, 611, 811, 911, or 555. how many different phone numbers are

165. ## buisness communications

non verbal symbols

166. ## algebra

where does the parenthesis go on the equation 5x(3+2)-2+5x3=4

167. ## history

how is benjamin o davis jr a hero?

168. ## biology

Looking through a microscope,I saw a Eukaryotic cell. How could I conclude if the cell is a plant or animal cell?

169. ## Math

What is 47 times 1330 equal

171. ## Maths civil geography egd

What career do need this subject

14-(10+x)

173. ## math

how find the area og base 1 and base 2 og 2m 6m 7m

8—(-2)

175. ## Maths

(210-150)+ [9×10+(-5×2)]-100

176. ## Maths

Find the possible value of k if X^2+(k-2)X+K+1=0 has equal roots

177. ## Math

I want to include a new 20m x 58m swimming pool in the athletic center. I am submitting a scale drawing on an 8.5" x 11" sheet of paper. Which scale should I use to create as large a drawing as possible on the paper? 1/8"= 1m 5/16"= 1m 3/16"= 1m 1/4"= 1m

178. ## math

1& 1/7 + 2& 2/3 = = = = = = = = =

179. ## math

The sum of the digit of a two digit number is13.The tens digit is 17 less than the spuare of the units digit.What is the original number?

180. ## maths

distance around the earth is 4.5x10 ^4 km. whats that in metres?