The tank is 4 feet long and 2 feet wide. The water in it is about 2 feet deep. To treat the water in the tank, you need to add 1 teaspoon of disinfecting solution for every 10 gallons of water. About how many teaspoons of the solution will you need to add to the tank?
a. 1/2
b. 1 1/2
c. 12
d. 31
e. 120

Question

The tank is 4 feet long and 2 feet wide. The water in it is about 2 feet deep. To treat the water in the tank, you need to add 1 teaspoon of disinfecting solution for every 10 gallons of water. About how many teaspoons of the solution will you need to add to the tank?
a. 1/2
b. 1 1/2
c. 12
d. 31
e. 120

triciaal · Answer

first find the volume to determine how many gallons are in the tank 
then do the ratio 1 tsp for every 10 gallons  
find how many groups of 10-gallons do you have

anonymous · Answer

The volume is 16 feet so 27648 cubic inches

anonymous · Answer

I don't get the teaspoon to gallon part

triciaal · Answer

need to know conversion rate for cubic feet and gallons

triciaal · Answer

you have 16 cubic feet how many gallons is that?

triciaal · Answer

then divide by 10
for every 10 gallons you need 1 tsp

anonymous · Answer

So its C

triciaal · Answer

what is the conversion factor between feet and gallons?

triciaal · Answer

cubic feet and gallon?

anonymous · Answer

You have a volume of 27648 in(cubed).

The conversion from volume to gallon is

231in(cubed)  = 1 gallon

27648/231 = 119 gallons

1teaspoon/gallon in a 119 gallonk tank ~=12.