Question

$12\%$ of the mammals at the aquarium are otters. All of the otters are either sea otters or river otters. $40\%$ of the otters are sea otters. What percent of the mammals at the aquarium are river otters?

Answer 1

7.2 percent of mammals at the aquarium are river otters.

Step-by-step explanation:

60 percent of the 12 percent are river otters and 60 percent of 12 is 7.2 percent.