Five horses can plow 20 acres of land in an hour how many acres can 21 horses plow in an hour

0.387 in a fraction in simplest form

Solve this problem. 12.5% of x = 12

Susan enlarged a rectangle with a height of 6 cm and length of 13 cm on her computer. The length of the new rectangle is 19.5 cm. Find the height of the new rectangle.

A boy decided to save by an unusual method. He put 1cent, the first week. 2cent in the second week, 4xent in the third week, 8cent in the fourth weekand so on, he gave up after 10 weeks

In a certain clothing store, 6 shirts and 3 ties cost $79.50, and 3 shirts and 2 ties cost $41. Determine the cost of each shirt.

Estimate. Then record the product $149 x 5

Find the perimeter of the rectangle What is the area

Just before a referendum on a school budget, a local newspaper polls 390 voters to predict whether the budget will pass. suppose the budget has the support of 53 % of the voters.

Solve the Following Equation ... 15 (x+4) = -2

Write an algebraic expression to represent the overall phrase. Explain why you have to use some sort of grouping symbol.