Choose the word which is congruous to the word given in capitals.
CRANKY
"Cranky" describes someone odd, unpredictable or ill-tempered, and in its older sense it means whimsical or full of quirks. The option that captures this sense of being strange or offbeat is "eccentric".
So "eccentric" is the closest synonym of CRANKY.
If the price of a commodity increases by 25%, by what percentage should the consumption be reduced to keep the expenditure the same?