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11 vote

Select the related number from the given alternatives.. 39 : 52 :: 51 : ?

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Select the related number from the given alternatives..
39 : 52 :: 51 : ?
1). 53
2). 40
3). 68
4). 38


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3 answers

1 vote
Answered by on | Votes 1 |
I am not sure, may be 40 is correct

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0 vote
Answered by on | Votes 0 |
Answer : 3) 68 Logic: 6sqare (36) +3 : 7sqare(49) +3 :: 8sqare(64)-13: 9Sqare(81)-13




1 vote
Answered by on | Votes 1 |

Expression $= 39 : 52 :: 51 : ?$

The pattern followed is $= 3n:4n$, where n is a natural number

Eg $= 3(13):4(13)=39:52$

Similarly, 3n=51

$=\frac{51}{3}=17$

Thus, missing number $= 4\times17=68$

Accepted Answer