Word problems /logical reasoning GRE, GMAT , CA, NTS, ICMA – Problem-23 ( change in average) - Videos

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Problem 23: The average weight of three men A, B, and C is 84 kgs. A fourth man D joins them, and then average weight of the four becomes 80 kgs. If E, whose weight is 3 kgs more than that of D, replaces A, Then average weight of B, C. D and E becomes 79 kgs. Find weight of A ?
a) 70 kgs b) 80 kgs c) 75 kgs d) 72 kgs

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