The average of 10 numbers is 7.if each no. Is multiplied by 12,then the average of new set of no. Will be ?
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see the solution in image.
here a1,a2.....a10 are the ten numbers.
avg is the initial average of ten numbers.
new avg is the new average.
so we will get 84 as a new average.(note : we will always get new average as a product of number which is multiplied in each term × initial average)
here a1,a2.....a10 are the ten numbers.
avg is the initial average of ten numbers.
new avg is the new average.
so we will get 84 as a new average.(note : we will always get new average as a product of number which is multiplied in each term × initial average)
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