Question

The water level in Ty's swimming pool has a

maximum depth of 4 feet. After a day of
swimming with friends, the water level in the
pool drops 6 inches. Which of the following
could best be used to determine d, the depth of
the water in feet, after Ty and his friends went
swimming?
A. d-0.5 is less than or equal to 4
B. d-6 is less than or equal to 4
C. d+ 0.5 is less than or equal to 4
D. d+0.5 is greater than or equal to 4

Answer 1

A.

Explanation:

A Foot is 12 inches. The Swimming pool drops by 6 inches, so 0.5 of a feet.

The depth is 4 Feet. 4-0.5
`\leq` 4 Makes the most sense out of all the other questions.