Hi, I have this question to answer and I am just really confused I don't know where to begin we haven't had a question like this so I'm totally bewildered. Anyway here is my question. Any help is greatly appreciated! Thank you so much for your time!!!

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

5 answers

The boat will be .15 miles from Ellen coming and going away.

So
1 - 70t = .15 OR -1 + 70t = .15
t = .01214... hrs or t = .01642.. hrs
t = .01214(3600) sec or t = .01642(3600) sec
t = 43.7 sec OR t = 59.1 sec
This is correct it is D.
Thanks Reiny!!
Your Welcome everybody
heres the rest
C
2. A
3. D
4. B or C
5. D
6. C
7. D
8. B
9. C
10. D?
11. A
12. A
13.A
14. D
Reiny my man all ur answers r wrong
The answers are
1. A
2. D
3. E
4. G