Cindy worked for 15 consecutive days, earning an average wage of $91 per day. During the first 7 days, her average was $87/day, and her average wage during the last 7 days was $93/day. What was her wage on the 8th day?
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Answer:
105
Step-by-step explanation:
total wage of 15 days = 91 x 15 = 1365
total wage for first 7 days = 87 x 7 = 609
total wage for last 7 days = 93 x 7 = 651
total wage received for 14 days = 609 + 651 = 1260
8 day wage = 1365 - 1260 = 105
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