Logic Question: Download Logical IQ PDF

Which number should come next in the series
1, 3, 6, 10, 15,
A. 8
B. 11
C. 24
D. 21
E. 27

Correct answer: 21

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Select the number that best completes the analogy 10 : 6 :: 3 : ? A. 2 B. 1 C. -1 D. 12 E. 4	165135 is to peace as 1215225 is to A. lead B. love C. loop D. castle