A school has 20 classrooms. one fourth of the classrooms are for kindergarten and first grade twice as many are for second and third grade the rest are fourth and fifth grade. how many fourth and fifth grade classes are there?

What is the number 0.00000482 written in scientific notation?

What is the degree of the polynomial. Xy+3x^2-7+x A. 2 B. 4 C. 3 D. 1

For every weekend that mia does her household chores her mother gives her $9. for how many weekends does mia have to do her chores to earn more than $40?

5/8 times 1/2 in fraction form

Linda buys pack of 9 towels for $24.30. Find the unit price in dollars per towel. If necessary, round your answer to the nearest cent

Suppose that you take $350 in currency out of your pocket and deposit it in your checking account. If the required reserve ratio is 9%, what is the largest amount (in dollars) by which the money supply can increase as a result of your action?

K (x) = x - 2 h (x) = 32 + 1 (h + k) (2) =

The table shows values for functions f (x) and g (x). x f (x) = 2-x g (x) = - 2x -3 8 6 -2 4 4 -1 2 2 0 1 0 1 12 - 2 2 14 - 4 3 18 - 6 What is the solution to f (x) = g (x) ? Select each correct answer. x=-3 x=-2 x=-1 x = 0 x = 1 x = 2 x = 3

Write a number between 1 and 30 that has exactly 3 factors, one of which is 5

Dominic and three friends went bowling. They each paid 5 $ for shoe rental and 8.50 and hour. If their total bill was 241, how many hours did they bowl