Math, asked by ayushbaberu37, 2 months ago


6. तीन संख्याओं का औसत 8 है. यदि पहली संख्या 7 और दूसरी संख्या 10 हो
तो तीसरी संख्या बताओ.
(A)9
(B) 10
(C) 8
(D) 7

Answers

Answered by shrirammotagi06
1

Answer:

D)7

Step-by-step explanation:

let the 3 nos. be a, b and c

according to given condition,

a+b+c/3 = 8

here, given a=7 and b=10

therefore, 7+10+c/3 = 8

7+10+c=24

17+c=24

c=24-17

c=7

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