# JT

Popular questions and responses by JT
1. ## Physics

A 50-kg soccer player jumps vertically upwards and heads the 0.45-kg ball as it is descending vertically with a speed of 30 m/s. (a) If the player was moving upward with a speed of 4.0 m/s just before impact, what will be the speed of the ball immediately

2. ## Statistics

The melting point of gold is known to be approximately 1,060 degrees centigrade. This is, of course, an average figure, for unavoidable ‘experimental error’ causes more or less variation from this figure whenever the test is actually performed. The

3. ## Geometry

A bookshelf contains 9 mysteries, 7 biographies, and 4 science fiction books. A book is randomly selected, not replaced, then another is selected. Find the probability of selecting a biography then a mystery.

4. ## ELA and Please Hurry!!!!

Not only is the race special because it takes place on a special day, but it also has a rich, over three-decade tradition. While the Boston Marathon can declare it is the oldest road race in America, few 10K’s can claim they’ve been around longer than

7. ## ELA AND HELP!!!!!!

Which word should be capitalized in the sentence below? Will your wife be joining us on the tour of the district courthouse, judge? A) judge B) wife C) district D) courthouse I think the answer is d.

8. ## APY-math

find the annual percentage yield (to the nearest 0.01%). a bank offers an APR of 3.1% compounded daily.

9. ## math

the half-life of a certain drug in the bloodstream is 4 hours. what fraction of the original drug dose remains in 24 hours?

10. ## Science and Hurry!

The Gulf Stream current shown here makes the waters of the North Atlantic A) warmer. B) cooler. C) more dense. D) less nutrient rich.

11. ## Physics

1.) jet plane traveling 1800 km/h (500 m/s) pulls out of a dive by moving in an arc of radius 6.00 km. What is the plane's acceleration in g's? 6.) A child on a merry -go-round is moving with a speed of 1.35 m/s when 1.20 m from the center of the

12. ## calculus

The graph of a function f is shown. Use the differential equation and the given point to find an equation of the function. dy/dx=4x+(9x^2/(3x^3+1)^(3/2)) and the point (0,2) using the substitution method of integration.

13. ## physics

While taking a rest on a tree branch, a daring cowboy sees a wild horse running towards the tree he was on. he wants to land on the horses back when it passes under the tree. if the horse is running at a constant velocity of about 2 m/s and the vertical

1. to make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. a steel rivet 1.871 cm in diameter is to be placed in a hole 1.869 cm in diameter at 20 degree

15. ## math

the current population of a threatened animal species is 1 million, but it is declining with a half-life of 20 years. how many animals will be left in 60 years?

30. ## math

a union charges each employee a one time $100 initiation fee plus$25 union dues each month. my equation for the function is y=$25 x +$100. how do I graph this over a 12 months.

31. ## math

the cost of a banquet is $95.00 plus$15.00 for each person attending. write an equation that gives total cost as a function of the number of people attending. what is the cost for 77 people?

32. ## Math

the population of a city of 750,000 people is devastated by an unknown virus that kills 20% of the population per day. how many people are left after a week? write the exponential equation to the situation.

33. ## Math

the population of a city of 750,000 us devastated by an unknown virus that kills 20% of the population per day. The use the equation to find: how many people are left after a week. write the exponential equation to solve and use what each variable

34. ## math

in 2001 it was estimated that 189 kg of plutonuim still remained. the half life of this plutonuim is 24,000 years. how much will be present in 24,000 years from 2001? please help

35. ## Math

Draw a circle with 5cm radius. Inscribe a triangle with side ratio 5:6:7 in it.

36. ## Math! Help Hurry!

A chest shaped as a rectangular prism can hold 576 wooden cube blocks with edge lengths of 1/4 ft. What is the volume of the chest?

37. ## Math! Help Hurry!

A prism is completely filled with 96 cubes that have edge length of 1/2 cm. What is the volume of the prism?

38. ## Math! Help Hurry!

A rectangular prism has a length of 8 in., a width of 4 in., and a height of 2 1/4 in. The prism is filled with cubes that have edge lengths of 1/4 in. How many cubes are needed to fill the rectangular prism?

39. ## Math and Hurry Please!

A prism is completely filled with 2304 cubes that have edge length of 1/4 cm What is the volume of the prism?

40. ## Math! Help Hurry!

Two vertices of a right triangle have the coordinates (−2, 5) and (9, 5) . What is the length of the side formed by these vertices?

41. ## Science

Which of these is found inside the solar system? A) Moon B) Nebula C) Galaxy D) Black hole

42. ## Science and Hurry!

How do ocean currents influence the climate of a place? A) They transport heat over large distances, affecting the wind that blows over the land. B) They bring cold water from the poles, reducing the temperatures along the coasts. C) They draw out moisture

43. ## Science and Hurry!

What causes land breeze and sea breeze? A) The differential heating of land and sea by the Sun results in the movement of air. B) Hot air from the sea blows over the land because there is a high pressure area over the sea. C) Cold air blows from the land

Jade is painting a rectangular wall. The wall is 4 1/4 yd long and 2 2/3 yd high. The formula for the area of a rectangle is A=bh. What is the area of the wall? I think the answer is 11 and one thirds.

45. ## Science!

What changes would a cold front bring to a warm, dry area? A)extended period of rain B)several gray skies C)dry and asunny skies D)rain or thunderstorms I think it is either a or d but I am leaning more to a, so please help!

46. ## Principles of economics

Differentiate between Public and Private goods. Make sure you state their characteristics and substantiate your answer with examples in each case.

47. ## Maths

If events A and B are such that they are independent and p (a) = 0.3 and p(b) = 0.5 Find p (a n b) and p (a u b)

48. ## math

Joan is 'y' years old. Her father is 4 times as old as she is and 28 years older than her brother. A-Find in terms of y, the age of Joan's brother. B- If 'y' =12, how old is her brother?

49. ## math

what other shapes can form with 24 metres

50. ## math

How many rectangles can you make with 24 metres

51. ## physics

a contestant projects a coin with a speed of 7 m/s at an angleof 60 degrees to the horizontal. When the coin leaves his hand, the horizontal distance between the coin and the dish is 2.8m. The coin lands in the dish. calculate the horizontal component of

52. ## math pre calc

solve for X marticies 2 0 5 4 -1 3 =2 6 x -7

53. ## math pre calc

gaussian elimination x+Y+Z=-2 X-y+5z+22 5x+y+z=-22

54. ## math pre calc

at the pittsburch zoo, children ride a train for 25 cents, adults pay $1 and seniors pay .75. on a given day, 1400 passengers paid a total of$740 for the rides. there were 250 more children riders than adults and senior riders combined.find the nu,ber of

How do I solve the following problems? My homework was to correct a puiz that I failed, but I do not know how to solve these problems..please help! Solving systems of equations using elimination: 7.) 10x - 10y = 0 5x - 4y = 8 Answer (8,8) I got the right

56. ## statisitcs

suppose you got 75 items corrct on a 100-item, six alternative, multiple-choice exam what would your score be after we corrected for guessing?

57. ## algebra 2

how can you tell when y is a function of x on a graph

58. ## algebra 2

If f(x) = int(x), find the given functional value. 1. f(-9.1)

59. ## Physics

Two objects are connected by a light string that passes over a frictionless pulley, and two objects are on either side of the string. There is a hanging object off the vertical side of the incline weighing 10.0 kg. The 3.50 kg object lies on a smooth

60. ## algebra

how would I simplify 1089b^7t^5/891t^2b?

61. ## psy

Explain the biological, emotional, cognitive, and behavioral components of postpartum depression

62. ## Physics

A car moves from a point located 26.0 m from the origin and at an angle of 35.0° from the x-axis to a point located 56.0 m from the origin and at an angle of 60.0° from the x-axis in 2.50 s. What is the magnitude of the average velocity of the car?

There are 32 more apples than oranges at a fruit stand. How many apples and oranges could there be?

64. ## PHYSICS

1. to make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. a steel rivet 1.871 cm in diameter is to be placed in a hole 1.869 cm in diameter at 20 degree

65. ## STATISTICS

Can a ANOVA be compared to a blood test?

66. ## English

Which passage is correctly punctuated? a)In the middle if the night. My cat leaped onto mt stomach. b)In the middle if the night, my cat leaped onto mt stomach. c)In the middle if the night; my cat leaped onto mt stomach. d) My cat leaped onto mt stomach.

67. ## English

Which of the following word groups is punctuated correctly? a)It rained every day of our vacation nevertheless, we had a wonderful time. b)It rained every day of our vacation, nevertheless, we had a wonderful time. c)It rained every day of our vacation,

68. ## Algebra

Why are these algebraic expressions used and explain the logical error: Since a = b, then a2 = a * b Subtract b2 from both sides a2 – b2 = a * b – b2 Factor both sides: ( a + b )( a – b ) = b(a – b ) Divide both sides by ( a – b) ( a + b ) = b

69. ## Algebra

explain the logical error Square both sides to get a2 = b2

70. ## Algebra

Find logical error a2 = b * b

71. ## Algebra

Are these complete? m^2 + 4mn +4n^2 = (m + 2n)(m+2n) 3x^3y^2 – 3x^2y^2 + 3xy^2 = 3xy(x^2y – xy + y) Thank you

72. ## Algebra

3m^3 + 27m = 3m(m^2 + 9) = 3m(m + 3)(m – 3) I miss something? is this complete?

73. ## Algebra

Factor polynomial completely 8a^2 + 40ab+ 50b^2 =

74. ## Algebra

Factor polynomial completely 8a^2 + 40ab+ 50b^2 =

75. ## Algebra

3m^3 + 27m = 3m(m^2 + 9) = 3m(m + 3)(m – 3)

76. ## Algebra

3m^3 + 27m = 3m(m^2 + 9) = 3m(m + 3)(m – 3) its is not done? is this a cubeproblem?

77. ## Algebra

8a^2 + 40ab+ 50b^2 =

a^2 + 2a -24

79. ## Algebra

Solve equation 2x^2 + 5x –12 = 0

80. ## algebra

w^3 + 5w^2 - w = 5

81. ## algebra

Solve the equation (x-3)^2+(x+2)^2=17

82. ## algebra

Solve the equation (x-3)^2+(x+2)^=17

2x^2+5x-12=0

84. ## Algebra

The perimeter of this rectangular portion needs to be 14 yards and the diagonal is 5 yards. Can you help Mike determine the length and width of this new portion? Mike requested that you show him how you arrive at the answers.

85. ## Algerbra

JT has $16000 saved. In 2years time his investment grew to$250 00. Can you find the annual interest rate of his return by solving the following equation for him: 16000(1 + x)2 = 25000

86. ## math

a road crew has 3/4 ton of stone to divide evenly among four sidewalks. How much stone does the crew use for each sidewalk?

I have to write two paragraphs discussing the problem of winning support from other nations for the Patriot cause during the Revolutionary War. I don't know what the problem was. The French Spanish & Germans were eager to fight against the Engilish.

88. ## Math

Students at ACC must earn 90 credits to obtain an Associate’s degree. Three students find that they all have a GPA of 3.3 even though they do not have the same number of credits. The students hope to increase their GPAs to a 3.8 by the time they have

89. ## algebra

Can you help me to find the product of -4x^2 and x^3 + 2x^2 - 5x + 3... and the solution to the equation of x^2 + 30x = 1000...I came up with -20 and 50 but I think it is wrong also can you help me to do the factorization of 6x^2 - 2x -20....Thank You

can u help me to find the product of -4x^2 and x^3 + 2x^2 - 5x + 3 and the solution to the equation of x^2 + 30x = 1000...I came up with -20 and 50 but i don't think it is right..can u help also can you help me to do the factorization of 6x^2 - 2x -

91. ## Science

How does the use of antibiotics result in the evolution of resistant stains of bacteria.

A sample of 12 measurements has a mean of 24 and a standard deviation of 4.5. Suppose that the sample is enlarged to 14 measurements, by including two additional measurements having a common value of 24 each. Find the standard deviation of the sample of 14

1. ## Geometry

63/320?

posted on March 19, 2020
2. ## Geometry

Oh i forgot to put what I think. Is it 7/20 because it's 20 total books and only 7 of them are biographies?

posted on March 19, 2020
3. ## com 220

posted on October 28, 2019
4. ## Art

MEH I GOT 0%!!!!!!!!!

posted on February 7, 2019
5. ## English

This is an easy question. Google it

posted on December 17, 2018
6. ## art

D B C

posted on April 2, 2018
7. ## Science

Who needs all of the answers I have them no LYE

posted on March 28, 2018
8. ## Science

Do y'all sill need the answers ??? Because I have them

posted on March 28, 2018