Johnnie

Most popular questions and responses by Johnnie
1. science

If a 60.0 kg person will need to climb a 10.0 m stairway how may times to work off each excess Cal (kcal) consumed?

asked on November 8, 2010
2. Physics

A child bounces a 46 g superball on the side-walk. The velocity change of the superball isfrom 28 m/s downward to 16 m/s upward.If the contact time with the sidewalk is1800s, what is the magnitude of the average forceexerted on the superball by the

asked on October 27, 2010
3. math

The store has 40 bags of potato chips on the shelf. Of those 30 bags are cheddar-flavored. What percentage of the bags of potato chips are cheddar-flavored. Show your work 30/100=c/40 1200/100 = 12 Help me I think something is wrong

asked on January 16, 2019
4. Math

Which is the coefficient in the expression 23 y + 5 ? My answer is 23y is this right.

asked on February 27, 2019
5. chemistry

Methanol, CH3OH, a colorless, volatile liquid, was formerly known as wood alcohol. It boils at 65.0°C and has a heat of vaporization of 37.4 kJ/mol. What is its vapor pressure at 22.0°C?

asked on September 4, 2012
6. 6 th grade

Passage #3 – Bobby Fischer Robert James Fischer was born in Chicago but unlocked the secrets of chess in a Brooklyn apartment right above a candy store. At the age of six he taught himself to play by following the instruction booklet that came with his

asked on February 18, 2019
7. Math

If one foot is 12 inches then 3 and a half feet is how many inches? 12 x 3 1/2 feet =36 1/2 inches is this right

asked on August 13, 2019
8. Social Studies

Identify the following as Sparta or Athens: Can you tell me if I got these right I am little confuse. ___Athens________ Military Supremacy --Sparta--------- valued athletics above all --Athens----------Girls did not receive a formal education. Girls were

asked on February 9, 2019
9. Math

For every 7 boys on a softball team there are 2 girls. What is the ratio of girls to boys? 7:2 my answer is the right

asked on March 13, 2019
10. social studies

Region: After Hannibal and his army landed in Spain, many miles did they travel to get from Spain to Rome? I was 400 miles to get Spain to Rome Is my answer right

asked on March 19, 2019
11. Math

Bill and Antonio shared a large pizza for lunch. Bill ate 1/4 of it and Antonia 5/12 of it. How much did they have left? 5/12= 5/12 1/4 3/12 =2/12=1/6 is this right

asked on September 10, 2019
12. Math

The ratio of boys to girls in a classroom is 2:3. If there were 8 boys, how many girls were there? 8/2 =4 4 x 3 =12 girls Is this right

asked on April 1, 2019
13. Math

The assembly of a machine takes 3/4 hour. There are twelve steps in the assembly process. What is the average time for each step? 3/4 /12= 4/3 x12/1 =16 is this right

asked on September 17, 2019
14. Math

The ratio of 7th to 8th graders in a play is 2:3. There are 30 students in the play. How many are 8th graders? S/30 x2/3=3s/3=60/3= 20 8th graders. Can someone check this for me if wrong tell were.

asked on February 6, 2019
15. Math

c + 0.75 =2.25 0.75 +2.25 =3.00 is this right

asked on October 8, 2019
16. Social studies

Jews began worshipping in-------------------------------is one way Judaism survived Diaspora. Could someone help me with this please the blank need to be fill in . I have being look and can not find the answer. So can someone help me.

asked on October 1, 2018
17. math 116

6-2(3x-3) =-18 6-6x-6=-18 12x=-6=18=24 12x=24 x=2 check this problem is it right.

asked on February 19, 2009
18. Math

a SQUARE ROOM HAS AN AREA OF 400 SQUARE FEET. wHAT IS THE SIDE OF THE ROOM?

asked on September 9, 2019
19. Math

One day, Dario hiked 834 feet up a mountain. On the same day, Demetrius went scuba diving and descended 68 feet below the surface of the water. What is the difference between Darius And Demetrius' elevation? 834 +68 =902 feet Is this feet

asked on September 25, 2019
20. Geometry

I need an example of two cereal boxes that have the same volume but different surface area. I need the brand and box sizes. Then I need to pick one of the cereal boxes and redesign it so that it has the same volume but less surface area. Why do you think

asked on December 9, 2013
21. Math

-6 +12 over 3-6= 6/9=-3 is this right

asked on September 9, 2019
22. Math

3 1/4 + (-1 1/2) + 2 1/4= 13/4 + 3/2 +9/4= What I am leaving out

asked on September 17, 2019
23. Math

The ratio of 7th to 8th graders in a play is 2:3. There are 30 students in the play. How many are 8th graders? How do you work this problem is like this 2/3 x30/1=60/2=20 is this right

asked on February 6, 2019
24. social studies

Identify the following as Sparta or Athens: Valued luxure and wealth -Sparta Value athletics above all-Athens. ___________Metics were foreigners that could not own land, but could own and run business- Athens: Could someone tell if I got these right have

asked on February 10, 2019
25. Social studies 6th grade

Identify the following as Sparta or Athens: Valued luxure and wealth Athens Value athletics above all-Sparta ___________Metics were foreigners that could not own land, but could own and run business- Sparta: Could someone tell if I got these right have

asked on February 10, 2019
26. Math

he assembly of a machine takes 3/4 hour. There are twelve steps in the assembly process. What is the average time for each step? Could someone work this problem for I do not understand it

asked on September 17, 2019
27. Math

Help me 3+ 28/(-7) +5(-6) 3 +(-4)+-30 =-31 Tell me if this is right

asked on September 16, 2019
28. Math

Factor out the greatest common factor from this expression using the distributive property. 90+ 60 My answer is 30(3 +2). Here are the other choices: 10 (9+6) , 15(6+4), 6(15+10). Did chose the right one I think I did.

asked on February 28, 2019
29. Math 6th grade

Which phrase represents the expression 7 x + 2? I put two times a number plus seven Here are the other choices: seven times two plus a number two less than a number multiplied by seven a number multiplied by seven then added to two Could tell me if I got

asked on March 5, 2019
30. Math

-11/20 -3/5 = -11/20-12/20=-23/20=1 3/20 is this right

asked on September 17, 2019
31. Math

Angela can run 3 miles in 22 minutes. At this rate, how many miles could she run 33 minutes. I got 4.5 miles. Is this right

asked on April 24, 2019
32. Math

x +5=12 solve as the equation x +7 =12 is this right

asked on March 18, 2019
33. Math

On a bus, 6 passengers are wearing headphones and 7 are not. What is the ratio of passengers wearing headphones to total passengers? 6:7 is this right

asked on December 5, 2018
34. math

number sense what two simpler problems can you use to find 9x38?

asked on October 24, 2012
35. Math

Which expression is equal to "five less than a number multiplied by 3"? my answer is 5-3x is the answer right

asked on March 18, 2019
36. English

Is this sentence right. I mean wrote right The people outside the Apple store, that have been waiting all night, are trying to purchase a new iPhone. Victor wanted to impress Teresa,so he pretended to know French. Do have the comma in the right place

asked on September 27, 2019
37. Social studies

Put the following events in the correct order: Solomon organizes the construction of the First Temple, Judges rule the nation of Israel, King Saul becomes the first king of Israel, King David captured Jerusalem and extended Israel's borders. 1.Judges rule

asked on October 1, 2018
38. math

Which numerical expression correctly translates the phrases 4 less than the sum of 9 and 2 ? 9 + 2-4, 9-4+2, 4- ( 9+ 2 ) , 4- 9 + 2 the correct answer I chose is 4-(9 +2) is that right. Thank you

asked on April 25, 2018
39. Math

Mean_____15, Median______16, Mode___none, __________Range____12 19,16, 20, 12, 8 Do I have Mean, Mode, Median, and Range right

asked on March 20, 2019
40. Physics

Can anyone explain this to me, it was on my exam and i don't get it ; A 14.0 kg crate is pulled up a rough incline with an initial speed of 1.6 m/s. The pulling force is 131.0 N parallel to the incline, which makes an angle of 12.3 ◦ with the horizontal.

asked on March 2, 2011
41. Physics

A curve of radius 40 m is banked so that a 1070 kg car traveling at 60 km/h can round it even if the road is so icy that the coeﬃcient of static friction is approximately zero. The acceleration of gravity is 9.81 m/s a)Find the minimum speed at which a

asked on March 2, 2011
42. Math

When is the value of 6(x +15)-12 When x=12 6 x +90-12 6x=78 x=13 is this right

asked on April 2, 2019
43. Math

A penguin is swimming 18 feet below sea level. Write an integer to represent the penguin's position relative to sea level. My answer is -18 is this right

asked on February 12, 2019
44. Math

An airplane is at an an altitude of 3300 feet. It ascends 800 feet a minute for 3 minutes. What is the new altitude? 800 x 3=2400 3300 2400 -------- 5700 is this right

asked on October 1, 2019
45. Math

A class is attended by 20 girls and 24 boys. Write the ratio of boys to girls in the class in lowest terms. 6:5 is this right

asked on February 12, 2019
46. calculus

Find the surface area of the part of the sphere x^2+y^2+z^2=a^2 inside the circular cylinder x^2+y^2=ay (r=a*sin(θ) in polar coordinates), with a>0. First time posting on this website, sorry for the lack of details on my attempts but I am really not sure

asked on March 10, 2014
47. Calculus

If the area under the curve of f(x) = 25 - x^2 from x = -4 to x = 0 is estimated using four approximating rectangles and left endpoints, will the estimate be an underestimate or overestimate? 1) Underestimate 2) Overestimate 3) The area will be exact

asked on January 26, 2018
48. Algebra

Snookers Lumber can convert logs intoeither lumber or plywood. In a given day, the mill turns three times as many units of plywoos as lumber It makes a profit of \$25 on a unit of lumber and \$40 on a unit of plywood. How much of each unit must be produced

asked on June 30, 2009
49. algebra

Help me with this problem. Write an equation of line containing the given point and perpendicular to the give line (4-2); 9x+2y=3 help me with this.

asked on March 19, 2009
50. 4th grade math

How do you write this in expanded form: thirty-eight thousand five hundred twenty-five. Is this right: 3,8000,050,025

asked on September 29, 2018

A comforter sells for \$40 dollars and is marked up 40% of the selling price. What is the cost of the comforter?

asked on March 19, 2014
52. algebra

Write an equation of line containing the given point and perpendicular to the give line (4-2); 9x+2y=3 Please help me with this

asked on March 19, 2009
53. alegebra

Subtract -6-(-2)=8 is this right I get confused. add. -5/14+9/7=-14/21

asked on February 21, 2009
54. algebra

solve by using the quadratic formula prove your answer is correct by checking can someone please show me how to do this step by step 2x^2+3x+4=0

asked on October 5, 2013
55. statistics

After one month of operation the health information services at community health center determined that there were two reords misfiled out of the 450 active records. What is the filing accuracy rate for this area?

asked on August 1, 2013
56. Math

Give the equation of the line that passes through point (-5, -1) and is parallel to the line y = - 14x

asked on November 15, 2009
57. Algebra

Write an equation of the line containing the given point and parallel to the given line. Express yur answer in the form y=mx+b (7,9) x+4y=5 The equation of the line is y=

asked on March 20, 2009
58. algebra

Find an equation of the line having slope and containing the given point. M=4/5, (3, -7) The equation of the line is Y= I have tried to work this problem and could not get the answer. Please help me.

asked on March 19, 2009
59. algebra

Write an equation of the line containing the given point and parallel to the given line. Express your answer in the form Y= mx+b (6,8); x+6y=5 The equation of the line is Y= I do not how work this problem help me, please

asked on March 17, 2009
60. Math 116

On three consecutive passes, a football team gains 8 yards, lose 26 yards, and gain 16 yards. The total net yardage is how many yards. 8-26+16=32 yards. Is this right.

asked on February 19, 2009
61. math 116

Rewrite the division as a multiplication. 72/-18=72/18=72*1/4 Type a fraction. is this right

asked on February 10, 2009
62. math 115

A state sales tax rate is 6.5%. If the tax on a purchase was \$16.51, what was the price of the purchase. 6.5%/\$16.51=\$254.00 Check this out. Help me !

asked on February 5, 2009
63. Math 115

Perform the indicated operation. 11-6 /7-7 what the answer my answer is 5/7 is that right. Add-26+(-29). I said 55 is the answer is that right. I am confused.

asked on January 25, 2009
64. Math

An art teacher has 3/4 gallon of paint to pour into containers. If he poured 1/8 gallon of paint into each container until he ran out of paint, how many containers had paint in them.? 3/4 x 8/1 =24/4=6 so is this right. The answer is 6

asked on January 16, 2019
65. History

What did the steady food supply do for the population growth of Sumerian Cities?

asked on October 1, 2018
66. math

I need help with a problem. One third of a number, decreaesd by thirty-six, is at most twenty-two. Find the number.

asked on November 2, 2011
67. Health Management

What steps would you use to correct the problems of incomplete health records and deliquent health records?

asked on October 31, 2010
68. Math

Find the center and ardius of the circle (x-1)2nd power+y2nd power=36

asked on November 15, 2009
69. algebra

Find an equation of the line containing the give pair of points. (-2, -1), and (-7, -4). The equation of the line in slope - intercept form is y= I 've tried this problem and can not seem to get could please help me.

asked on March 16, 2009
70. algebra

Find -x when x=20 x=-20 is this answer right. I do not how to do this problem I need help. {3(5-8)-3}-{1-(2-6)}=15+-9-2+6 help with this problem.

asked on February 17, 2009
71. Alegebra

Find - x when x =20 answer is -20 Evaluate m/n for m=16 and n=2 m/n=8 is the problem right. I am not good with alegebra

asked on February 17, 2009
72. Math 116

_(Y-56)=y+56 is that right. Find an equivalent expression without parenthesis. Subtract _5/16-(-3/8)=1/16 is this right. Please check this for me. Please it seem my problem never get answer I did some last night had not hurt any reply.

asked on February 17, 2009
73. algebra

7x+9y-9(7x-8y+5z)= help me I do not know what to do.

asked on February 10, 2009
74. algebra

8{[5(y-5)+18}-{2(5y-3)+1]}= simplify your answer someone help me

asked on February 10, 2009
75. Math 115

What is the product of 225 and 507? What is the greatest common factor of 15, 30, and 45. 1,232 is what percent of 220? Estimate: WHat is 78.8% of 700? I do not this real good

asked on January 29, 2009
76. 4th grade math

Brandon bought 192 balloons. Adam bought 118 more balloons than Brandon. How many balloons, b, did Adam buy? b is 118----------------192 b= what

asked on October 16, 2018
77. Math

Which is a figure with 4 congruent sides and no right angles? I think it rhombus. Am I right

asked on April 22, 2018
78. columbia high

You have 160 boxes of cookies. In each case you can pack 8 boxes of cookies.How many cases would be filled from these boxes of cookies?

asked on November 20, 2015
79. history

which of the following was true of secretary of state william Henry Seward

asked on July 14, 2014
80. algebra

please help im lost the instructions are to solve by using thee quadriatic formula and prove your answers are correct but i don't know how can someone show mw step by step how to do this so i can do my homework x^2-3x+4=0

asked on October 5, 2013

I need help bad i been doing this homework since i got home at 4:00 and am stuck on this problem. X -1 : X-2 =sum (x+1)+(x-2)=(x+x+1-2) diff (x+1)-(x-2)=(x-x-1-2) Product (x-1)(x-2)=(x^2-1)

asked on September 19, 2013
82. Polynomials

how would i get the sum, product,and difference of this problem x^3+ 2x-5∶ x^4-x^3+ 3x^2- 2x+3

asked on September 18, 2013
83. finance

What would be a better deal: depositing money at simple interest of 5% for 20 years, or 10% for 10 years

asked on September 16, 2013
84. algebra

I do not understand how to solve this problem. 7 - 1/4 (j-8) =6

asked on October 4, 2011
85. Health Information Management Technology

You have a backlog in medical records and deliquent records. How would you address each of the identified problems?

asked on October 30, 2010
86. Math

Solve the inequality. The answer is suppose to be x> or equal to -8. Everytime I solve it I get O. -16x+16< or equal to -4(3x-12)

asked on May 6, 2010
87. algebra

Find the Function Value. F(x)=x 3square F(-7)=-343 Is this problem right.

asked on March 19, 2009
88. alegebra

I am not good at alegebra F=m+v/2 Then m= what how do you get the answer

asked on February 21, 2009
89. algebra

Find the decimal notation for the fraction-1/17, The decimal notation for the-1/17 equal 0.589. rounded it to hundreth. my answer is 0.589 is this right.

asked on February 19, 2009
90. Algebra

Find the decimal notaiton for the fraction -1/17, the decimal notation for the -1/17 is 0.5889 round it the hundreth.

asked on February 19, 2009
91. Math 115

Add -4/5 + (- 3/4). help me I do know what to do.

asked on February 7, 2009
92. Math 115

What is the greatest common factor of 15, 30, and 45. My answer is 3. let me know if this right. Subtract - 7 -(-5.7).= 50 Is this right

asked on February 7, 2009
93. Math

Composite digits to prime digits in 638,527 Would this be No

asked on January 16, 2019
94. Math

If 6" equals 120' how many inches equals 22'

asked on June 20, 2016
95. Literature

In which part of the plot of "An Amateur Peasant Girl" does Liza dress up as a peasant in order to meet Alexei?

asked on September 14, 2015
96. science

how much oxygen does a mass of 10 grams contain

asked on February 13, 2013
97. Math

I need help with an equation problem. Write the equation of the line that passes through each pair of points. (-2, -7) and (3,8)

asked on November 28, 2011
98. English 101

In what ways can the ability to write an organized and informative essay help you in your work outside of school?

asked on November 6, 2010
99. algebra

x^+5x-6=0 x^+5x-6=(x+2)(x-3) (x+2)(x-3)=0 x+2=0 or x-3=0 x=-2, or x=-3 check this please let me know if right.

asked on May 16, 2010
100. Algebra

Solve and graph. I send this problem last night could someone please help me I have trouble with it. x+122 The solution is { x | x< or X > } please help me with this problem.

asked on April 5, 2009

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