Math, asked by Jahnabittoraag, 1 year ago

The mean length of ropes in 40 coil 14 m a new coil is added in which the length of rope is18m what is the mean length of ropes now

Answers

Answered by AyushG
3
let the sum of ropes in 40 coils be x
mean = x/40
also mean = 14
therefore, x/40 = 14
x = 14*40
x = 560
length of new rope = 18
therefore sum of ropes in 41 coils = x + 18 = 560 + 18 =578
mean = 578/41
mean = 14.09(approx)
Answered by agrawalsabhyata702
0

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