On Monday morning, Colin filled his car with six and one-half gallons of gas, then used three and one-fourth gallons driving. On Tuesday, he used up 2 gallons driving. On Tuesday night, his gas tank had four and one-fourth gallons remaining. How much gas was in Colin's tank before he filled up on Monday morning?

3 gal

three and one-fourth gal

three and one-half gal

three and three-fourths gal

Question

On Monday morning, Colin filled his car with six and one-half gallons of gas, then used three and one-fourth gallons driving. On Tuesday, he used up 2 gallons driving. On Tuesday night, his gas tank had four and one-fourth gallons remaining. How much gas was in Colin's tank before he filled up on Monday morning?

3 gal

three and one-fourth gal

three and one-half gal

three and three-fourths gal

ganpat · Answer

let x be previous fuel 

6 1/2 gallons petrol filled..

3 1/4 + 2  used fuel..

remaining gallons = 4 1/4..

so ,.

x +13/4 = 2 + 9/4 + 13/2

multiply throughout by 4..

4x + 13 = 8 + 9  + 26

4x = 30 

x = 30/4 = 7 1/2   gallons... i guess...

anonymous · Answer

thx

ganpat · Answer

w/c.. :)

anonymous · Answer

No. The answer is 3 3/4 gallons. And there isn't a choich that says 7 1/2 gallons!