What is the approximate volume of a cone with a height of 12 in. and radius of 9 in.? use 3.14 to approximate pi, and express your final answer to the nearest hundredth.

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it. how many multiple-choice questions are on the test?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years