18.24.16, 19, 26, 7, 14 and 35
7) The mean of 18. 14.24, 2x + 1 and 12 is 33. Find the value of x.
8) In the given figure PO = RO
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2
Answer:
mean of 18,24,15,2x+1,12 is 21
Mean =
Numberofobservations
Sum
Mean =
5
18+24+15+2x+1+12
=21
70+2x=105
2x=35
x=17.5
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