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14 Jan 2021, 00:42
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
15%
(low)
Question Stats:
84% (01:24) correct
16%
(02:00)
wrong
based on 138
sessions
History
Date
Time
Result
Not Attempted Yet
What is the average of the numbers: 7, 14, 21, 33, 44, 55, 102, 104, 106?
a. 54
b. 56
c. 58
d. 60
e. 62
a. 54
b. 56
c. 58
d. 60
e. 62
15 Jan 2021, 10:56
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There are 3 APs here:
AP1: 7,14,21; average = median = 14
AP2: 33,44,55; average = median = 44
AP3: 102,104,106; average = median = 104
Same number of terms are there in all the three APs
Hence, average = (14+44+104)/3 = 54
A is correct
AP1: 7,14,21; average = median = 14
AP2: 33,44,55; average = median = 44
AP3: 102,104,106; average = median = 104
Same number of terms are there in all the three APs
Hence, average = (14+44+104)/3 = 54
A is correct
General Discussion
