Question
Find the average of prime numbers between 30 and 50
.Solution
Prime numbers between 30 and 50 = 31, 37, 41, 43, 47 Required sum = 31 + 37 + 41 + 43 + 47 = 199 Number of prime numbers = 5 Required average = (199 ÷ 5) = 39.8 ≈ 40 Hence, option b.
More Average Questions
Find the wrong number in the given number series,
29, 56, 120, 245, 501, 804Â
27, 35, 51, 75, 109, 147
1024 3072 384 1152 145 432
80, 88, 101, 122, 150, 185
6, 22, 76, 314, 1580, 9600
11, 12, 20, 58, 234, 1168
Find the wrong number in the given number series.
1, 4, 9, 16, 27, 36
There are two wrong number series given in question and three relationships has been derived from that you have to answer the correct relationship betwe...
63Â Â Â Â Â 98Â Â Â Â Â 140Â Â Â Â Â 192Â Â Â Â Â 251Â Â Â Â 318
...- Find the wrong number in the given number series.
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