How many chambers are present in the heart of a

Select the related number from the given alternatives:

7 : ? :: 6 : 217

Which letter cluster will complete the given series?

LSKR, JOOT, HKSV, FGWX, DCAZ, ______

Select the related word/letters/number from the given alternatives.

7: 56 :: 5:?

Select the option that is related to the third word in the same way as the second word is related to first word.

RIGHT: WLTKW:: SMEAR: [?]

Statements: O < N = M < L, Q < P ≥ M ≤ R

Conclusion:

I. R > O

II. Q ≤ L 

In each of the following questions select the related letter/word/figure/number from the given alternatives.

25 : 175 : : ? : 160

Select a suitable figure from the Answer Figures that would replace the question mark (?) from question figure.