Josh is mixing together concrete to build a brick wall. He's made 4 gallons of concrete with a mixture of 50% water. The instructions on the bag of concrete say the mixture should be made of 60% water.

How much water should be added to make the mixture 60% water (round to the nearest hundredth)?

Question

Josh is mixing together concrete to build a brick wall. He's made 4 gallons of concrete with a mixture of 50% water. The instructions on the bag of concrete say the mixture should be made of 60% water.

How much water should be added to make the mixture 60% water (round to the nearest hundredth)?

thefluffmuncher · Answer

how do i do this?

thefluffmuncher · Answer

here are my options 
A.1.5
B.1.00
C.1.33
D.0.4