Math, asked by Rohit1336, 11 months ago

The average weight of A, B and C is
80 kg. If D joins the group, the
average weight becomes 84 kg.
When E joins the group, the
average weight becomes 3 kg more
than the group, where D replaces
A. Find the weight of A.

Answers

Answered by sanjaymokama

0

Answer:

A+B+C=252

A+B+C+D=320

SOLVING WE GET

D=320-252=68 AND E =68+3=71

B+C+D+E=316

SOLVING WE GET

A-E=4

A=75

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