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Brijesh Kumar

· started a discussion

· 1 Months ago

Need Clearification (Question: 114491.0 )

Need Clearification

Question:
DIRECTIONS : What should come in place of the question mark (?) in the following number series?


6, 18, 3, 21, 7, 56, ?
Options:
A) 8
B) 9
C) 63
D) 64
E) 65
Solution:

Each term at an even place in the series is the product of its two adjacent terms.

∴ 7 × x = 56,

x = 56 ÷ 7 = 8

Knowledge Expert

· commented

· 1 Months ago

Each term at an even place in the series is the product of its two adjacent terms.
∴ 7 × x = 56,
x = 56 ÷ 7 = 8
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