Frank's gas tank is 1/2 full. After he buys 7 gallons of gas, it is
3/4 full. How many gallons can Frank's tank hold?

Respuesta :

it's 28. here's proof 1/4 is 7, 1/2 is 14, 3/4 is 21, and 4/4 is 28.

Hi!

The answer is 28 because 7 gallons = 1/4, therefore, 28 = 4*7.

Hope this helps!