# BO

Popular questions and responses by BO
1. ## Math

A model car has a scale factor of 1/64 The diameter of a tire on the model is 0.42 inches the diameter of the tire on an actual car must be _ inches

2. ## english

sentences using similes that describe waiting for a bus

3. ## Math

Which value of k will make the lines parallel r= (1,2)+s(2,3), S e R and 12x + ky= 0? Ok so I used ratios and got k=8. Is that right? Pls n thanks! :)

4. ## Calculus

3i-2j+k can be written as linear combination of which of the following vectors? a){(2,0,0,) (0,1,0,) ( 1,0,1)} b){(3,0,0) (-2,0,0) (1,0,0)} C){(3,2,1) (6,4,2) (-3,-2,-1)} d) {(1,0,0) (0,1,0) (2,0,0)} I got c) but I'm not sure if that's right bc idk if I

5. ## Math

If a rock falls from a height of 50 meters on​ Earth, the height H​ (in meters) after x seconds is approximately H(x)=50-4.9x^2 1. ​What is the height of the rock when x=1.6 ​seconds? 2. ​When is the height of the rock 5 meters? 3. When does the

6. ## physics

3. A satellite of mass 500 kg orbits the Earth with a period of 6000 s. The Earth has a mass of 5.98 x 1024 kg. (a) Calculate the magnitude of the Earth's gravitational force on the satellite. (b) Determine the altitude of the satellite above the Earth's

7. ## Physics

7. A stock person at the local grocery store has the job of 1) picking up boxes of tomatoes from the stockroom floor, 2) accelerating to a comfortable speed, 3) Carrying the boxes to the tomato display at constant speed, 4) decelerating to a stop, and 5)

8. ## Econ

Need help on this question, I tried the ones i know. a The consumption function is C = 1.5 + 0.75(Y-T). What is the marginal propensity to consume, MPC? What is the marginal propensity to save, MPS? ans: MPC=0.75 and MPS=1-MPC=0.25 correct? b The trade

9. ## math

in circle p below the lengths of the parallel chords are 20,16, and 12. Find measure of arc AB..... the chord with a length of 20 is the diameter. the chords with lengths 16 and 12 are below the diameter torwards the bottom of the circle. arc AB is the arc

10. ## math

What is the d value of the following arithmetic sequence? 5, 2, -1, -4, -7,… A. 3 B. -3 C. 4 D. -4

11. ## Econ

Assume that initially the IS curve is given by IS1: Y = 12-1.5T-30i+2G, and that the price level P is 1, and the LM curve is given by LM1: M= Y(1-i). Initially, the home interest rate equals the foreign interest rate of 10% or 0.1. Taxes and government

12. ## Math

Americans spent an average of 13.6% of their monthly earnings on mortgage payments, whish represented a 41% decrease from the value . what percentage of monthly earnings did Americans spend on mortgage payments.

13. ## Math

In 2012 there were approximately 31,700 firearms fatalities. express this quantity in deaths per hour.

14. ## Math

Given that the Consumer Price Index was 72.6 in 1979 and 82.4 in 1980, find the inflation rate from 1979 to 1980 to the nearest hundredth of a percent.

15. ## Math

at a conference, 15% of the attendees were women. If 70 men attended the conference, how many were women?

16. ## Physics

Starting with an initial speed of 5.00 m/s at a height of 0.335 m, a 1.75-kg ball swings downward and strikes a 4.40-kg ball that is at rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 1.75-kg

17. ## math

specify the sets b roster {odd counting numbers less than 11}

18. ## Algebra

What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?

19. ## Econ

What is the effect of the following shocks on the short-run level of national output? a A fall in interest rates? b An appreciation of the Home currency? c A tax cut? d A tax cut in Foreign? e A drop in consumer confidence (consumer want to spend less)? f

20. ## Statistics

Question 1 - Use the dataset InkjetPrinters.txt to answer the following questions: Data was collected on a sample of 20 different consumer inkjet printers. The dataset contains 5 different properties: Variable Description Printing rate (PPM) Printing rate

21. ## Algebra2

write an equation for each line described. Express answers in point slope or slope intercept form. A) The line perpendicular to the line x=2 passing through the point (-4, 3.3)

22. ## Algebra2

the line perpendicular to 4y-2x=7/3 passing through (9, -2) write an equation for each line described express answer in point slope or slope intercept.

23. ## Algebra2

if the slope of the line that passes through the given pair of points is 13, find the value of X. (-1/4,1/6) and (1/3,x)

24. ## Algebra2

if the slope of the line that passes through the given pair of points is 13, find the value of X. (-1/4,1/6) and (1/3,x)

25. ## Math

your receipt shows that you paid \$82.83 for a shirt including sales tax. The sales tax rate is 9%. find the amount you paid in sales tax

26. ## Math

in a survey of 900 people, 620 approved of the current mayor. Judging from this sample, what is the mayor's percentage approval?

27. ## math

calculate the relative change in population if the year is 2000 with 281.42 million population to year 2010 with population of 308.75. please help.

28. ## Math

the number of housing foreclosures in 2009 was 3.998 million, up 81% over 2007. what was the relative change?

29. ## Math

If Sam paid 109% of the price, then the sales tax rate was what %?

30. ## Math

If a price increased from \$4 to \$5, then the new price \$5 is what % of the original price. What was the relative change in Price? ____% ________

31. ## Math

the wholesale price of the shows was 62% of their retail price. therefore the wholesale price was what % less than the retail price of the shoes?

32. ## Math

Americans consume an estimated 38 billion pounds of fresh fruit per year. Express this quantity in terms of pounds per person per month. (Use a population of 315 million)

33. ## Math

dollars per foreign = peso 0.07855 and foreign per dollar is 12.73. if gasoline is \$2.10 per gallon, what is the price in pesos per liter?

34. ## Math

the interest rate on car loans increase from 8% to 9%. Although this is a rise of only 1 percentage point, you will be paying ____% more in interest on your loan. If your interest payment was \$400, what would it be with the increase?

35. ## Math

If there are 325 million people in the U.S. and it is predicted that the national debt will reach \$20.4 trillion. and every one was ordered to pay their equal portion of th debt, how much would you owe?

36. ## Math

a party room measures 80 feet by 60 feet. If the dance floor takes up 25% of the party room, how many square feet of floor space does the dance floor have?

37. ## Math

I am a multiple of 9 if you divide me by 8 there is 7 remaining

38. ## Precal

b^2=13^+8^2-2(13)(8)cos135

39. ## fractions

Kevin bought a pizza that it was 2/3 onions and 2/3 mushrooms explain why this is possible

40. ## calculus

h(t) = -1/3t^3 + 4t^2 + 20t +2, f or >- 2

41. ## programming c#

how do I Write a two class application that has a one-dimensional array as a data member. The array stores temperatures for any given week. Provide constructors for instantiating the class and methods to return the highest temperature, lowest temperature,

42. ## Algebra 1

I have to get this last problem done it's for my project here's the problem: solve by completing the square method x 2- 12x =-11

43. ## Algebra

A state's license plates consist of four letters followed by three numerals, and 241 letter arrangements are not allowed. How many plates can the state issue?

44. ## Math

What is the maximum broadcasting from a radio tower 1800 feet tall( approximately 0.34 mile)? The radius of Earth is approximately 3960 miles, and you can assume the ground around the tower is nearly flat. Round your answer to the nearest 10 miles.

45. ## A2T

From 1971-1995 avg # transistors modeled by n=2300(1.07)^t, where t is # of years since 1971. Estimate # of transistors in 1998 (round to nearest integer) Does anyone know how to set up this equation?

46. ## A2T

From 1971-1995 avg # transistors modeled by n=2300(1.07)^t, where t is # of years since 1971. Estimate # of transistors in 1998 (round to nearest integer) Does anyone know how to set up this equation?

47. ## Anthropology

What are economic aspects of globalization?

48. ## math - algebra 1

have 5 problems they are simplifying and write standard form #1 (5c-9)(5c+1)

49. ## math

What is 30 inches increased by 30%?

50. ## Chemistry

how to calculate number calories to heat 285 grams h2o

51. ## math/science

If a fish can swim short distances at 48km/h, how long would the fish take to reach a smaller fish that is 3m away?

52. ## math

Two rational numbers with the sum of 1, product of -6/25 and quotient of -6. ( I have been working on this for a long time but I can't figure it out!)

53. ## Science

Explain why every substance has a characteristic density, but no substance has a characteristic mass.

54. ## Historical Lit Classic

Has anyone here either read Herodotus' The Histories or gained a familiar with what recent scholars have written about them? What has academia explored within the last few decades in major journals that would be worth investigating?

56. ## science

is the Paricutin volcano in mexico still active??

57. ## science

what type of spectrum does the sun emit? where does nuclear fusion in the sun occur? if a star begins its evolution with 10 times the mass of the sun, but ends up with 2 times the mass of the sun, what type of object does it form?

58. ## DQ

What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?

59. ## math

g(x)=-2x²+2x+4 find zeros of the polynomial function

60. ## math

f(x)=-3x²-14x=24 find the zeros of the polynomial function

s²-6s+8=0

62. ## math

f(x)=-x²+6x+27

63. ## Chemistry

what other acid indicators are there other than phenolphthalein? Are there any better indicators than phenolphthalein?

64. ## Calculus

If d/dx(f(3x^5))=9x^4, find f'(x) I can't figure out what this means

65. ## Organic chemistry

How many stereogenic carbon atoms does the alkaloid morphine have?

66. ## Economics

I need help on some T/F questions. 1. A decrease in the foreign interest rate results in a shift to the left by the IS curve. 2. Home's trade balance surplus must increase as a result of a decrease in Home's interest rate. 3. Since investment I is a

67. ## Algebra

solve and answer in interval notation (x+2)(x-1)(x-10)>0 x+2=0 x-1=0 x-10=0 x=-2 x=1 x=10 answer: (0,-2)(1,0)(10,0)

68. ## Algebra

[x-(-6+sqrt13)][x-(-6-sqrt13)] (x+6+sqrt13)(x+6-sqrt13) (x+6+sqrt13)(x+6+sqrt13) (x^2+12x+36-sqrt13^2) x^2+12x+36-sqrt13^2 x^2+12x+36-(13) x^2+12x+36-13 I think my answer is: x^2+12x+23

69. ## Economics

consumption function, C=5+0.75*(Y-T). Y is,national income and T is government taxes. a What is the marginal propensity to consume? b If disposable income is 100, what are consumers' savings? c What form might a "consumption shock" take given the structure

70. ## Math

There are 8 people on one side of a river. They have a raft to help them get to the other side. There is a father and his two sons, a mother and her two daughters, a policeman and a thief. Everyone must cross the river, but you must follow the rules: *

71. ## math

3 MEN GO INTO A MOTEL. THE MAN BEHIND THE DESK SAID THE ROOM IS \$30, SO EACH MAN PAID \$10 AND WENT TO THE ROOM. A WHILE LATER THE MAN BEHIND THE DESK REALIZED THE ROOM WAS ONLY \$25, SO HE SENT THE BELLBOY TO THE 3 GUYS' ROOM WITH \$5. ON THE WAY, THE

72. ## math brain teaser

Here are you a brain teaser. You have to buy at least on of every bird when you are done you will have 100 birds for \$100.00 \$.05 for Biddie \$1.00 for Hen \$5.00 for Rooster 19 roosters, 1 hen, 80 biddies

1. ## Math

I did this (used ratios) 3/2=12/k and got k=8

posted on June 16, 2020
2. ## Calculus

I followed a tutorial on yt it used matrices but like I have not done that before so like I'm not even sure if I'm on the right track here. And I was thinking it could be b){(3,0,0) (-2,0,0) (1,0,0)} but then wouldn't the -2 be like this:(0,-2,0)? Since

posted on June 16, 2020
3. ## Math

5 is not 100 it is 600 but all the other answers are correct from 404

posted on April 27, 2020
4. ## Algebra

nutty is that right bro? thanks

posted on March 6, 2020
5. ## Language Arts

hey yall is wrong do not trust him or her, i got a 100% by going with I GOT ALL WRONG.

posted on January 8, 2020
6. ## Art

C,A,B IS RIGHT I GOT A 100%

posted on December 20, 2019
7. ## Science

THAT GUY IS RIGHT I GOT A 100% ON MY TEST

posted on December 19, 2019
8. ## Language

posted on December 17, 2019
9. ## Language

if your in connexues do not follow unspeakable he got me 4/14

posted on December 17, 2019
10. ## s.s

1. B -to stop the advancement of white settlement. 2. C go-to trade with France but not with Britain. 3. B Britain had a much larger navy than U.S D the US had a small army compared to Britain. 4. A Tecumseh death

posted on December 5, 2019
11. ## Math

Thanks for helping me with my homework Ms.Sue

posted on September 12, 2018
12. ## Algebra2

will you please explain it more

posted on February 4, 2018
13. ## Algebra2

I dont get what to do

posted on February 3, 2018
14. ## algebra 1

A very old vending machine accepts only nickels (n) and dimes (d). Candy costs up to \$0.50, but sometimes the machine will dispense candy without any coins being inserted into the machine. Which inequality shows all of the ways to obtain a candy bar from

posted on November 15, 2017
15. ## math

thank you

posted on October 6, 2017
16. ## Math

thanks Bobpursley

posted on September 30, 2017
17. ## Math

i came up with 10 pounds per person per month.

posted on September 26, 2017
18. ## Math

thank you, i also got the same answer. :-)

posted on September 26, 2017
19. ## Math

thank you so very much.

posted on September 26, 2017
20. ## Math

what is the increase in \$400.00

posted on September 26, 2017
21. ## Math

posted on September 26, 2017
22. ## Math

thank you so much.

posted on September 26, 2017
23. ## Math

62.76923077 ?

posted on September 26, 2017
24. ## Math

1200 sq ft.

posted on September 26, 2017
25. ## Math

\$17,592.59 ?

posted on September 26, 2017
26. ## Math

thank you.

posted on September 26, 2017
27. ## Math

12.3

posted on September 26, 2017
28. ## The End of the Cold War

Roman lol I know u

posted on May 8, 2017