the mean of 10 numbers is 20 if 5 is subtracted from every number what will be the new mean
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Answered by
10
the sum of the number is =10×20=200
now 5 is substructed from every number so...
so now the sum is =200-5(10)=150
therefore the mean is now
=150/10=15
ANSWER=15
Answered by
0
formula.
mean=a×b÷2
a=10
b=20
=10×20÷2
=200÷2
mean=100
mark my answer as brainliest
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