Question

original gas price : $ 1.25/gal
new gas price : $ 1.75/gal
find the percent of increaseand explain please !!!

Answer 1

1.75-1.25=0.5, prices increased by $0.5
X% of 1.25 is 0.5. X% *1.25=0.50
X%=0.5/1.25=0.4
Price increased by 40%

Answer 2

Sooo

the answer is 40