Can you teach me how to solve this A lawn company advertises that they can spread 7500 square feet of grass seed in 2/1/2 hours. find the number feet of grass seed that can be spread per hour.

It’s a ratio. you need to get from 7500 square feet per 2.5 hours to ? square feet per hour.
7500/ 2.5= 3000
therefore 3000 square feet of grass seed was spread in one hour.
3000 square feet of grass seed per hour

Where's the rest of the