Question

During the hottest week of the summer, the water level of the Renia River was
1 foot below
3
normal. The following week, the level was 4 foot below normal.
9

What was the overall change in the water level?
Responses
A
1
91 9
B
7
97 9
C
– 7
9– 7 9
D
– 1
9

Answer 1

To find the overall change in the water level, we need to add the two changes together:

1 foot below normal + 4 feet below normal = 5 feet below normal

Therefore, the overall change in the water level is a decrease of 5 feet.

The correct answer is C) – 7 9– 7 9.