Oscar is sealing his boat with a special type of sealent. he needs to mix the sealant with water at a ratio of 3:2. How many gallons of water will he need if he planes to use 9 gallons of sealant?



Answer :

3/2 9/x . You have to cross Multiplty.

2*9=18
3*x= 3x

18=3x
*Divide 3 from both sides 

6=x