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Aptitude · Q419

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Competitive Exams · Aptitude · question 419

Q419

If the average of s number is r4 and the average of r numbers is s4, then find the average of all r + s numbers?

A.
rs(r2 + s2 - rs)
Answer
B.
rs
C.
r2 + s2
D.
rs(r2 + s2)

Answer: Option A

Solution

Answer: Option A
Solution:
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