Question

A boat can travel 132 miles on 11 gallons of gasoline.how much gasoline will it need to go 252 miles

what do I do?

Answer 1

rate is miles/gallons
132/11=12 mile pser 1 galon
ratio and propeortion
132/11=252/xgalons
12/1=252/x
multiply both sides by x
12x=252
divide both sides by 12
x=21

21 gallons

Answer 2

132/11=12per gallon'

12*11=132

252/12=21

21*12=252

11+11=21

21 is your answer