Question

Four friends went scuba diving. According to the following statements, who spotted sea life at the fastest rate?

Answer 1

Lance:  4/6 = 2/3 = 0.66 creatures every minute 

Jasmine:  6/8 = 3/4 = 0.75 creatures every minute

Robert:  11/15 = 2.2/3 = 0.73 creatures every minute

Shilpa:  8/10 = 0.8 creatures per minute

Shilpa spotted sea life at the fastest rate (0.8 creatures every 1 minute)