Choose analogous pair - Incandescent : Glowing

D. INDEFATIGABLE : UNTIRING

Choose analogous pair - Necessity : Invention

A. CURIOSITY : KNOWLEDGE

C is A's father's nephew. D is A's cousin but not the brother of C.
How is D related to C ?

B. SISTER

Choose or find odd word - Kanpur , Allahabad , Varanasi , Mathura , Haridwar

D. MATHURA

If (x3 + 1/x3) = 52, the value of (x + 1/x) is :

A. 4