The question I answered in my class was using fewer than ---. For the inequality would I put the less than or equal to sign or something else?

How can i differentiate this equation?

Akid's pool is cylindrical and has a radius of 5 feet and a height of 2 feet. if a cubic foot holds about 7.48 gallons of water, how many gallons of water does the kid's pool hold? 21 gallons 52.3 gallons 1,174,4 gallons 157 gallons

If bradley saves for 4 weeks, what is the total amount of money he will have saved?