Mathematics

Rachael Pratt

14 September, 00:53

Ellen is at a hydroplane boat show starting from 1.0 miles away the boat drives toward her and then passes her the boat travels at a constant rate of 70 miles per hour the distance of the boat from ellen is given by d=|1.0-70t| at what time is the boat 0.15 miles from ellen calculate your answers in seconds.

Answer choices:

A: 42 seconds and 61 seconds

B: 40 seconds and 50 seconds

C: 437 seconds and 591 seconds

D: 43.7 seconds and 59.1 seconds