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6, 12, 21, ? , 48
A. 33
B. 39
C. 36
D. 31
E. None of these
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Jan 31, 2017
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Quantitative Aptitude
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Best answer
$ 6 + (3 \times 2) = 12 $
$ 12 + (3 \times 3) = 21 $
$ \mathbf{21 + (3 \times 4) = 33} $
$ 33 + (3 \times 5) = 48 $
answered
Feb 1, 2017
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Lokesh .
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Mar 2, 2017
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option a
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Feb 27, 2017
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Hira Thakur
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Option A is correct
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Mar 30, 2017
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Gupta sneha
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