Math, asked by khushbooagrwal1989, 4 months ago

the average of the numbers 15,5,0,12 and 8 is

Answers

Answered by abhinabagorain1983

1

Answer:

Sum of 20 numbers =20×12=240

Sum of first 12 numbers =11×12=132

Sum of next 7 numbers =10×7=70

∴ Last number =240−(132+70)=240−202=38

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