Solve the following problem by using the formula y = kx : Alex is filling up his fish tank with water. He has used ¾ of a gallon and has filled ½ of the tank.
How many gallons of water will I take to fill the fish tank?

1/3

Step-by-step explanation:

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

my answer got deleted but it's a

step-by-step explanation: