Select the option that is related to the third number in the same way as the second number is related to the first number.
39 : 117 :: 45 : ?
Expression =Â 39 : 117 :: 45 : ?
The pattern followed is = $$x:3x$$
Eg :- $$39:3\times39=39:117$$
Similarly, $$3\times45=135$$
=> Ans - (C)
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