# Questions Asked onJune 14, 2016

1. ## Calculus

The function f is continuous on the interval [4, 15], with some of its values given in the table above. Estimate the average value of the function with a Right Rectangle Approximation, using the 4 intervals between those given points. x 4 9 11 14 15 f(x)

2. ## science

3×10^18 photons of a certain light radiation are found to produce 1.5 j of energy. calculate the wavelength of light radiation

3. ## Math , new Oxford public school.

Find value of x and y in : 1/7x + 1/6y =3 1/2x - 1/3y =5 BY SUBSITUTING METHOD.

4. ## Entrepreneurship

1. An LLC offers personal liability protection while also keeping the advantage of _______ A) double taxation B) automatic trademarking C) hierarchical organization D) pass-through taxation is the answer D?

5. ## physics

In 1956, Frank Lloyd Wright proposed the construction of a mile-high building in Chicago. Suppose the building had been constructed. Ignoring Earth's rotation, find the change in your weight if you were to ride an elevator from the street level, where you

6. ## Algebra

A wire 20 cm long is cut into two pieces. The longer piece is 4 cm longer than the shorter piece. Find the length of the shorter piece of wire

7. ## Physics

4. If F1 stands for a force vector of magnitude 30.0 N and F2 stands for a force vector of magnitude 40.0 N acting in the directions shown in Figure 3-6, what are the magnitude and direction of the resultant obtained by the vector addition of these two

8. ## science

what is the ratio of SI units to CGS units of momentum? how do you measure the effect of an impulsive. force on the body

9. ## Math

In triangle ABC, AB = 10, AC = 8, and BC = 6. Let P be the point on the circumcircle of triangle ABC so that angle PCA = 45 degrees. Find CP.

10. ## Entrepreneurship

1. Which type of company must have a public-service mission and purpose? A) S corporation B) nonprofit corporation C) franchise D) LLC is the answer C?

11. ## Math

Chords line PQ and line RS of a circle meet at X inside the circle. If RS = 38, PX = 6, and QX = 12, then what is the smallest possible value of RX?

12. ## science

a bullet of 10g strikes a sand bag at a. speed. of 100…6m/s and gets embedded after traveling 5 cm. calculate 1) the resistive force exerted by sand on the bullet 2) the time taken by the bullet to come to rest

13. ## physics

The horizontal door of a substance at a depth of 500m has an area of 0.4m^2 . Calculate the force exerted by the sea water on the door at this depth.

14. ## math

The sum of 5th term and 24th term is 50 Find the sum of first term and 28th term. Also find sum of 28th term of this sequence?

15. ## Entrepreneurship

1. After you have put a marketing plan in place, it is important to do what? A) Monitor the results. B) Increase the price. C) Reduce your advertising. D) Segment the market. Is the answer A? 2. Using advertising to promote a company instead of a product

16. ## physical science

you are riding in a car traveling at 60mi/hr in a 50 mi/hr zone. you spot a policeman 10 feet ahead. you slow down with an acceleration of -2ft/sec2 for 3 seconds. Do you get a ticket

17. ## math

a right prism of length 10cm has it's cross section,an equilateral triangle of side 6cm.Find it's volume

18. ## Chemistry

How much heat is needed to raise the temperature of 5.58 kilograms of iron from 20.0°C to 1000.0°C? Specific heat of iron is 450,000 J/(kg x °C). Type the correct answer to 3 significant digits.

19. ## Physics

A satellite experiences a gravitational force of 228 N at an altitude of 4.0xE7 m above Earth. What is the mass of this satellite ?

20. ## English

When every pencil meant a sacrifice his parents boarded him at school in town, slaving to free him from the stony fields, the meagre acreage that bore them down. They blushed with pride when, at his graduation, they watched him picking up the slender

21. ## Math

in a 6 side polygon, the first two angles are equal. , the third angle is twice the equal angles, two other angles are thrice the equal angles, while the last angles is a right angles, find the value of each angles

22. ## Math

On a number line ,what is the length of the line segment joining.3 and -3?

23. ## algebra

A country's population in 1993 was 116 million. In 2002 it was 121 million. Estimate the population in 2007 using the exponential growth formula. Round your answer to the nearest million. P = Aekt

24. ## chemistry

_____ H2C2O4 + _____ NaOH ______Na2C2O4 + _____ H2O

25. ## Physcis

Consider the figure below where a cylinder of an ideal gas is closed by an 16 kg movable piston of area = 60 cm2. When the gas is heated from 30 0C to 100 0C the piston rises by 20 cm. The piston is then fastened in place and the gas is cooled back to its

26. ## physics

consider a point A situated 85cm north of a point charge -45*10-3c and a point B which is situated 60cm west of the charge determine VB-VA

27. ## Physics

A 52 Kg child is riding the Ferris wheel of radius 12m and period 18s. What force does the seat exert on the child at the top and bottom of the ride?

28. ## Maths

A shopkeeper buys a number of blue pens and red pens. He pack 3 blue pens and 2 red pens into a packets for sale. If he wants to obtain 160 packets of the pens he needs another 25 blue pens. What is the total number of the pens bought by him at first?

29. ## Chemistry

Combustion of 1g of an organic compound known to contain C, H and O produces 2.36g CO2, 0.64g H2O. What is the empirical formula?

30. ## History help

Define the domino theory and the Brezhnev doctrine and discuss how they affected the foreign policies of both the united states and the soviet union during the Cold War.

31. ## Physics

Negative charge is distributed uniformly around three-quarters of a circle of radius, a, with the center of curvature at the origin. a) Use integration to find an algebraic expression for the x and y components of the net electric field at the origin in

32. ## Physics

A 620 kg satellite orbits the earth where the acceleration due to gravity is 0.233 m/s^2. What is the kinetic energy of this orbiting satellite?

How long will it take for an investment to double at 7% p.a compounded monthly?

34. ## Entrepreneurship

1. What are RFID tags used for? A) shipping products B) creating an expense journal. C) tracking inventory D) protecting trademarks I'm not sure about this one. Honestly, I'm stuck between A and C. Could someone help?

35. ## Math

For the past 5 years, Frank and Peggy have deposited \$15,000 in a retirement account with a simple interest rate of 7%. They plan to continue to make annual deposits for the next 20 years. Explain how their money will grow over time. Note: You do not need

36. ## Physics

The figure shows a cube whose sides are all 5cm long. Over the entire left-hand side of the cube is a uniform electric field E1=7500 N/C which is entering the cube at 20 degrees below the x axis. Over the right-handed side is a uniform electric field

37. ## maths

robin invests \$50 on the first of every month into a superannuation account. His employer, Batman, pays 9% of Robin's monthly income of \$2500 at the end of the month into the same account. Interest is paid at the rate of 6% p.a. compounded monthly. (a)

38. ## math

10 years ago raj deposited \$5000 into an investment account with intrest compound quarterly. for the first 5 years the intrest rate was 6% and for the next 5 years the interest rate changed to 4.5% how much money is in the account now

39. ## English

1. He called on his uncle. 2. He called at his uncle's (house). 3. He visited his uncle. 4. He visited his uncle's (house). 5. He dropped by the bakery/his grandma. 6. He came by the bakery/his grandma. 7. He paid a visit to his uncle. 8. He paid a visit

40. ## education

How do you feel that these images have been shaped by the family structure that you are a part of/ or ones that you have been exposed to throughout the course of your life? 3. how would you define cultural competence? Describe why cultural competence is an

41. ## chemistry

A reaction has a first order rate constant of 6.11x10-5 s-1 at 25C and 0.00221 s-1 at 85oC. What is the value of the rate constant at 63oC?

42. ## physics

a battery has internal resistace of 4ohm and the emf is 12v .The battery used to maintain a current in a resistor of resistance of 20 ohm a)Calculate the current in the circuit b)the potential difference across the ends of the 20 ohm resistor and the

43. ## Chemistry

the question says: Calculate the mass of soap (NaC17H35COO) which contains 1.25 grams of Carbon. Do I use the percentage composition of soap and the mole?

44. ## math trigo

alfa+bita = thita & tan x ratio tan y= x ratio y then prove that sin alfa- bita = x- y ratio x+y sinthita

45. ## Chemistry

A sample of beer is 4.6 % by mass C2H5OH. The density of beer is 0.93 g/ml. What is the molar concentration of C2H5OH in this sample of beer? a. 9.7 x 10-4 b. 1.13 x 10-4 c. 0.975 M d. 1.13 M I did 0.046x930 g/L =42.78 mass alcohol 42.78/molar mass of

46. ## maths

Felicity has just commenced work and is investigating superannuation funds. She calculates that she will need \$1 000 000 in her fund when she retires in 40 years. She finds a fund guaranteeing to pay interest on each deposit at a rate of 6% per annum

47. ## Chemistry

The gas phase reaction X+Y⇄ Z is first order in Y and second order in X. If the concentration of X is double and concentration of Y is tripled. The reaction rate would be increase by a factor of: then, Rate= k [x]^2[y] --> k[x]^4[y}^3 is this the correct

48. ## Math

The ratio of pedal turns to rear-wheel turns in first gear is 7 to 11. How many times in first gear dose the rear-wheel turn if pedals turn 140 times

49. ## science

percentage of water of crystallization in Fe(NO3)2

50. ## Physics

I have a 67 as a final grade for the year in my physics class my final exam counts as 10% if I get a 0 and just don't show up to my final will I fail the class for the year?

51. ## physics

a charge Q is distributed uniformly along a line segment bent into a semi circle of radius X.show that the field at the center of the circle is given by E=Exi+Eyj=Q/2π2ε˳̻R2

52. ## health care

Meaningful use is using certified EHR technology to accomplish the following with one exception, Identify the exception from the following. Improve quality, safety, efficiency, and reduce disparities. Engage patients and their families in their health

53. ## math

A circular disc of area 49π sq. meters rolls down an incline of 88 km length. What is the number of revolution it makes during this journey? i) Area of the circle = πr² = 49π m²; solving r = 7 m. ii) So circumference of the circular disc = 2πr = 14π

54. ## English

1. I'll look over your application and call you in a few days. 2. I'll look thoroughly your application and call you in a few days. (Is 'look thoroughly' the opposite of 'look over'?) 3. I will look closely at your application. 4. I will take a close look

55. ## maths

A car travels 25.75 km/l of petrol. How much distance will it cover in 7 litre of petrol

57. ## Chem

percentage of water of crystallisation in Fe(NO3)2

58. ## QUS 103

A locomotive of mass 20000kg is traveling at a speed of 54km/hr on a straight track.if a breaking force of 250N per turn is applied .how far will the locomotive travel before being brought to rest? My solution:v=0 u=15m/s S=? F=250 M=20000 F=ma

59. ## math

four friends shane a box of pens.each 3 pens write and solve the equation to find the number of pens in the box

60. ## Math

Simplify 3(x+2)-4(5-x) Is this how you do it 3x+6-20+4x 7x-14 Is there a way to use a calculator for this

61. ## math

The sum of three consecutive odd numbers is 2583. What are the numbers?

62. ## history

compare & contrast the accomplishments, shortcomings of the first four presidents: Washington, Adams, Jefferson, Madison thank you

63. ## math

Draw the graph of Y=Sinx for 0 degrees less than or equal to x less than or equal to 360 degrees State the axis of symmetry period amplitude

64. ## math

begnning with temperature of 2 degree,the temperature rises by 8 degree,then drops by 14 degree and finally rises by 2 degree.what is the temperature after the above changes?

65. ## algebra

missing coordinate 2x+4y-6=0 ( 2,) 2(2)+4y-6=0 4+4y-6=0 8y-6=0 6y=8

66. ## PHYSICAL SCIENCES

CALCULATE THE ENERGY OF A PHOTON OF RED LIGHT

67. ## maths

Raj ate 1/7 of an apple. his brother ate the remaining share. What fraction did his brother get?

68. ## math

compare the future amounts(a)you would have if the money were invested at a simple interest and if it were invested with annual compounding. ( round your answers to the nearest cent.) \$7,600 at 15% for 25yrs

69. ## geometry

Find the coordinates of the midpoint of a segment having the given endpoints. Q(1, -3), R(11, 5)

70. ## physics

Can I still use the equation that I generated from my curve when doing the experiment even if the number I want to calculate is bigger than the last point in my curve ( ps the curve is a best fit line) would my answer be accurate??

71. ## Math

Find the function of the sequence. 1.) -1,1,3,5,7 2.)8,-1,-10

72. ## Math

Is there different ways to solve for 4x-5=9+2x

73. ## Math

Solve 2c+3t=35 for c

74. ## physics

A mass m 1 of 100 kg travelling with a uniform velocity of 5 m/s along a line collides with a stationary mass m 2 of 1000 kg. After the collision, both the masses travel together with the same velocity. The coefficient of restitution is:

A rectangular piece of tin has an area of 1334 square inches. A square tab of 3 inches is cut from each corner, and the ends and sides are turned up to make an open box. If the volume of the box is 2760 cubic inches, what were the original dimensions of

76. ## maths

An angle of a parallelogram is 20 degree less then its adjacent angle. Find the measure of its remaining angles.

77. ## English

1. I bought six-year old red ginseng. 2. I bought six-year-old red ginseng. (Which one is grammatical?) 3. He narrowly escaped being drowned. 4. He narrowly escaped from being drowned. (Are both the same and grammatical:?)

78. ## algebra

missing coordinates of the ordered repair so its a solution 2 x + 4y - 6 = 0 (?,2) 2(2)+4y-6=0 4+4y-6=0 8y-6=0 6y=8

79. ## Math

solve for the vertex f(X) = (2x-2)squared -3xsquared +6 plss.. solve this for me deadline tomorrow in the afternoon.. need your help ma'am/sir.. thank you. :D

80. ## algebra

How would you enter the equation y + x2 = -1 into your calculator in order to graph it?

81. ## Math

If substract 7 from 5 times a number is 28

82. ## math

Find the value of 3/8*1 1/2-15/16

83. ## chemistry lab

Why do we have to weight the beaker with salt and water before dissolving the Nacl ? why is it incorrect to weight it after we dissolve it

made a graph of y axis (density g/ml) and x axis (concentration of salt Nacl mass%) what is the slope of the slope?

85. ## english

2 sentences with rising intonation and 2 sentences with falling intonation

86. ## Math

How do you fund the fastest increase rate on a function like f(x) = 2cos(2x) ? How about a rational function? Thanks!

87. ## Algebra 1

What is the coefficient of x in the quotient when x^3+4x^2-3x+8 is divided by x+2?

88. ## English

Do adults use grandma, grandpa, or granddad? Do children usually use the terms?

90. ## geography

true or false Air density increases when temperature remains constant and pressure rises

91. ## English

The company profits ____________ by 5% last year. ------------------ Q1: What can be put in the blank? 1. grew 2. increased 3. ________ Q2: Is the sentence grammatical?

92. ## math

A circular disc of area 49π sq. meters rolls down an incline of 88 km length. What is the number of revolution it makes during this journey?

93. ## math

Please help me to answer.this with solution i need your help please! Thanks! 1) 5/18+2/9= 2) 3 (12/17)= 3) (2/7)÷(5/8)= 4) 3/7-5/9= 5) 12÷2/3= 6) 7/15÷2/3= 7) 3/5-10= 8) 4/15+7/9= 9) 12/21(-3)= 10) (2/5)(5/18)=

94. ## Math

Four cans of cat food and 3 cans of dog food cost \$1.99. Four cans of the same cat food and 1 can of the same dog food cost \$1.33. What is the cost of one can of cat food and one can of dog food? My answer: \$0.33 for dog food and \$0.25 for cat food.

95. ## SCIENCE

WHAT IS THE WORK OF MITOCHONDRIA

97. ## maths

Find the average of 1/5, 25℅ ,and .09.??

98. ## math

sally knows that she would need \$300 in a year's time to buy a new handphone. How much must she deposit in an account that promises a return of 5% so that she would be able to own the handphone? (2%)

99. ## math

Find the area of a room 5m by 8m.