Math, asked by rohitmahi260, 8 months ago

5 संख्याओं का औसत 10 है कौन सी संख्या जोड़ी जाए की औसत 12 हो जाए​

Answers

Answered by Arm25
3

Answer:

you should add 22

Step-by-step explanation:

sum= no.×avg

sum=5×10

=50

we want avg 12

sum= avg× no.

sum=12 ×6

( already we have 5 no. when we add a new then we have 6 no. )

sum=72

then added no. is = new avg - old avg

=72 -50

=22 is the answer

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