PLZZ do these whole pages I’ll give 25 points btw

Me. i can't figure out this question. give an explanation too. .

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer

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