Answer:
$12.6
Step-by-step explanation:
Step one:
given that the dimensions are
length=3cm
width=4cm
hieght= 7cm
the volume of the pool is= lwh
volume=3*4*7= 84cm^3
Step two:
the cost of filling
we are told that 1cm^3 will cost $0.15
hence 84cm^3 will cost x
cross multiply
x= 0.15*84
x=12.6
The cost of filling the pool will be $12.6
