Amath textbook is 1 1/4 in. thick. how much shelf space is needed for 30 copies of the book?

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?