jacob and michael are going to run a 1 mile race . jacob can run 2,652 yards in 15 minutes and michael can run 7,920 feet in 0.375 hours . use unit rates to determine who will win the race

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.

Tell whether the two rates form a proportion