Biology, asked by santoshkrpandit1987, 3 months ago

3 संख्याओं का औसत 12 है यदि इनमें से दो संख्याएं 13 और 15 है तो तिसरी संख्या क्या है

Answers

Answered by 7Arihantkolhapure
4

Answer:

9 is the third no.

Explanation:

(13+15+x)÷3=12

15+12+x=36

27+x=36

x=36-27

x=9

third no. is 9

THANKS

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