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OpenStudy (anonymous):
The average of 21 numbers is 30. The largest number is 50. If we remove the largest number, then the average of remaining numbers will be? With the whole procedure please.
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OpenStudy (anonymous):
x/21=30 x = total of all numbers 21 = number of numbers 30 = average what u wana do is work backwards... 30*21 = 620, then subtract 50 = 570, then divide that by 20 (1 less than the old total number of numbers) which is 28.5
OpenStudy (anonymous):
get it?
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