Julia can finish a 20-mile bike ride in 1.2 hours. katie can finish the same bike ride in 1.6 hours. how much faster does julia ride than katie?

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll

Can you divide 25 into 4 equal groups? explain why or why not.