Algebra 1

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

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

    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

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  2. This is correct it is D.
    Thanks Reiny!!

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  3. Your Welcome everybody
    heres the rest
    2. A
    3. D
    4. B or C
    5. D
    6. C
    7. D
    8. B
    9. C
    10. D?
    11. A
    12. A
    14. D

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  4. Reiny my man all ur answers r wrong

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