Question

. The average height of 35 girls in a class was calculated
as 160 cm. It was later found that the height of one
of the girls in the class was wrongly written as
144 cm, whereas her actual height was 104 cm. What
is the actual average height of the girls in the class?
(rounded off to 2 digits after decimal)
(Bank P.O., 2010)
(a) 158.54 cm
(b) 158.74 cm
(c) 159.56 cm
(d) 159.86 cm
(e) None of these​

Answer 1

The answer is 161.71 which is option (e)

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