If 6, 18, 39, and x are in proportion, then find the value of x.
A115
B139
C117
D112
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2, 3, 5, 8, 12, _______
4,4,8,12,20,?,52
What should come in place of '?' in the given series based on the English alphabetical order?
SLN QJL OHJ MFH ?
1,2,4,7,11,_,__ എന്ന ശ്രേണിയിലെ ആറും ഏഴും പദങ്ങൾ എഴുതുക.
Select the number from among the given options that can replace the question mark (?) in the following series.
6 20 48 104 216 ?