Question

for each diagram, decide if y is an increase or decrease relative to x. then determine the percent increase or decrease

Answer 1

In A: y is a 25% decrease of x

In B: y is a 25% increase of x

Explanation:

For A:

The diagram in A shows that x = 4, while y = 3.

Thus, this means that y decreased by 1, relative to x.

The percentage decrease would be:

Therefore, y is a 25% decrease of x.

For B:

The diagram for B shows that x = 4, while y = 5.

Thus, this means that y increased by 1, relative to x.

The percentage increase would be:

Therefore, y is a 25% increase of x.