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24 March, 15:29

Alicia and Elena each earned $135 doing telephone surveys. Alicia did her surveys in 12 hours. It took Elena 75% as long to do her surveys. How much money did Elena earn per hour? A. $7 B. $11 C. $12 D. $15

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  1. 24 March, 15:42
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    Both Alicia and Elena earned #135 each.

    Alicia worked for 12 hours.

    Elena worked for 75% of 12 hours = 0.75*12 = 9 hours.

    Elena's earning rate is

    ($135) / (9 hours) = $15 per hour.

    Answer: D. $15
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