The ratio of the number of volleyball to the number of basketballs in the p. e room is 4: 7 .there are 21 basketballs . how many volleyballs are there?

Which expression is equivalent to the expression below? (6c^2 + 3c) / (-4c + 2) / (2c + 1) / (4c - 1)a. 3c(2c-1) / (2c + 1)b. -3c(2c-1)^2 / (2c + 1)^2c. 3cd. -3c(just took the test its d. -3c)

Classify the following triangle check all that apply

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?