Question

Lily swims a 100 meter race she swims the first half and 27.8 seconds she swims the second half and 30. 12 seconds about how long does it take Lily to swim the whole race choose the best estimate

Answer 1

It takes Lily 57.92 seconds to finish the race.

Explanation:

First lap: 27.8

+ 27.8+30.12=57.92

Second lap: 30.12

Answer 2

around 58 because if you were round 27.8 to 28 and then keep 30 the same you would get 58 for an estimate