Question

36. A 5-kg fish swimming at a speed of 1 m/s swallows an absent-minded I-kg fish swimming toward it at 4 m/s. The speed of the larger fish after lunch is a. 1/2 m/s. b. 1/5m/s. c. 1/6 m/s. d. 2/3 m/s. e. 3/2 m/s.

Answer 1

I found

0.17 m/s

Explanation: (5 ' 1) + (1 ' - 4) = (5 + 1)v

5 - 4 = 6v

v = 1/6 = 0.17 m/s