3
Question
Complete the series given below by choose the missing term out of the given alternatives.
1, 3, 6, 10, 15, ?, 28
Complete the series given below by choose the missing term out of the given alternatives.
1, 3, 6, 10, 15, ?, 28
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Solution
The correct option is B 21
The difference between the consecutive terms is 1,2,3,4,5 and so on..So, next term is 15+ 6 = 21.So, option B.
The difference between the consecutive terms is 1,2,3,4,5 and so on..
So, next term is 15+ 6 = 21.
So, option B.
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