4,511 Answered Questions for the topic prealgebra

11/06/20

how to find the mass ?
you have a sheet of aluminum that has a volume of 9 cm3 and a density of 2.7 g/cm3 calculate the mass of that sheet of aluminum
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Prealgebra

11/06/20

a square a area of 75 square meters what is the closest to the length of a side of the square

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Prealgebra

11/05/20

Help Please I need helppre
$1,200 is deposited in a savings account that pays 5% annually. How much interest is earned at the end of 30 days?
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Prealgebra

11/05/20

Please help very stuck

 A woman deposits $300 in a savings account that pays 2% annually. If she withdraws all the money in the account after 120 days, how much does she withdraw (rounded to the nearest dollar)?
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Prealgebra

11/05/20

please help with answer
A student takes out an emergency loan for tuition, books, and supplies. The loan is for $200 with an interest rate of 3%. How much interest does the student pay if the loan is paid back in 60 days?
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Prealgebra

11/05/20

Please help me thanks
 A homeowner had a $19.50 electric bill in December. In January the bill was $21.26. Find the percent increase in the electric bill from December to January. (Round to the nearest whole number.)
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Prealgebra

11/05/20

Please help me thanks
 A bedroom set that normally sells for $1565 is on sale for 40% off. If sales tax rate is 2%, what is the total price of the bedroom set if it is bought while on sale?
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11/05/20

Write an equation for a rational function with vertical asymptote at x=-1 and x=2 x inter at x=-3 and x=-6 horizontal asymptote at y=3
Write an equation for a rational function withvertical asymptote at x=-1 and x=2x inter at x=-3 and x=-6horizontal asymptote at y=3
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Prealgebra

11/05/20

I need help thanks
 A car manufacturer estimates that 25% of the new cars sold in one city have defective engine mounts. If 2,736 new cars are sold in that city, about how many will have defective engine mounts?
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Prealgebra

11/05/20

Need Help please
Of 5,721 people attending an outdoor concert in Los Angeles, 5,003 are over 18 years of age. What percent is this? (Round to the nearest whole-number percent.)
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Prealgebra Math

11/05/20

Math equation need help
 Of 5,721 people attending an outdoor concert in Los Angeles, 5,003 are over 18 years of age. What percent is this? (Round to the nearest whole-number percent.)
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Prealgebra Math

11/05/20

Math Equation Need help
In a city of 80,000 people, there are 35,000 people under 25 years of age. What percent of the population is under 25 years of age?
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Prealgebra

11/05/20

oil changes in a year
If the trucker changes the oil every 10,000 miles, and he starts the year with a fresh oil change, how many times will he change the oil in a year?
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Prealgebra

11/04/20

Help with homework
The perimeter of the tennis court is 228 feet. If the width is 36 feet, what is the length?
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Prealgebra Math

11/04/20

I Need Help with this
 In a shipment of airplane parts, 5% are known to be defective. If 23 parts are found to be defective, how many parts are in the shipment?
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Prealgebra Math

11/04/20

I Need Help Please and thanks.
Suppose 60% of the graduating class in a certain high school goes on to college. If 348 students from this graduation class are going on to college, how many students are from this graduating class?
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Prealgebra

11/04/20

1) A jar contains 12 caramels, 7 mints, and 16 dark chocolates. What is the probability of selecting a mint, replacing it, and selecting another mint? Write your answer as a fraction in simplest form.
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Prealgebra Math Algebra Pre

11/03/20

Ok so I need help with this math question asap
Words Expressionchoose A number Blank blank. -2x blank. -2x-1blank. ... more
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11/03/20

math help test prep 💆🏻‍♀️💆🏻‍♀️💆🏻‍♀️💆🏻‍♀️
b/c = a;c dfg = h;f 2x + 3y = 12;y abc = 1/2;b 8(x - a)= 2(2a - x);x 12(m + 3x) = 18(x - 3m);m v= 1/3pir2h;hv= 1/3pir2(h - 1);h y(a - b) = c(y + a);y x = 3(y - b)/m ; y f = -Gm/r2;G
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Prealgebra

11/02/20

C(n)=-6+5(n-1)...
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Prealgebra

11/02/20

C(n)=-6+5(n-1) what is the 2 term in the sequence
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Prealgebra

11/02/20

Middle school math
 Write and solve an equation to find the number of miles you must drive to have the same cost for each of the car rentals. Car A is $20 plus $0.50 per mile and Car B is $30 plus $0.25 per mile.... more
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Prealgebra Math

10/31/20

Math word problem

A waitress sold 13 ribeye steak dinners and 18 grilled salmon​ dinners, totaling ​$560.53 on a particular day. Another day she sold 21 ribeye steak dinners and 6 grilled salmon​ dinners, totaling... more
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Prealgebra Algebra

10/30/20

12; 3n - 10 = 12
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Prealgebra Math

10/30/20

HELP ME PLEASE math question
solve for p: 19/20 - p/6
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