The average wages of a worker during a fortnight comprising 15 consecutive working days was Rs. 90 per day. During the first 7 days, his average wages was Rs. 87/day and the average wages during the last 7 days was Rs. 92/day. What was his wage on the 8th day?
A. 93
B. 90
C. 92
D. 97
Answer: Option D
Solution(By Examveda Team)
The total wages earned during the 15 days that the worker worked , = 15 × 90 = Rs. 1350 The total wages earned during the first 7 days = 7 × 87 = Rs. 609 The total wages earned during the last 7 days = 7 × 92 = Rs. 644 Total wages earned during the 15 days, = wages during first 7 days + wage on 8th day + wages during the last 7 days. 1350 = 609 + wage on 8th day + 644 wage on 8th day = 1350 - 609 - 644 = Rs. 97Related Questions on Average
A. 125 km/hr
B. 75 km/hr
C. 135 km/hr
D. 120 km/hr
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