Answer:
The average speed of the snail in inches per minute is:
A 1/20 of an inch per minute
Explanation:
The snail moved 6 inches in 120 minutes.
⇒ in 120 minutes snail moved 6 inches
⇒ in 120/120 minutes snail moved 6/120 inches
⇒ in 1 minute snail moved 1/20 inches
Hence, the average speed of the snail in inches per minute is:
A 1/20 of an inch per minute