Which expression is equivalent to 1/4 - 3/4x? O1/4(1+3x)
O1/4(1-3x)
O1/4(-1+3x)
O4(1+3x)

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62