Choose the word which is congruous to the word given in capitals.
PROD
To "prod" is to give something or someone a sharp push with a finger or pointed object, or to urge them on. The word that matches this physical jab is "poke".
Hence "poke" is the correct synonym of PROD.
If the price of a commodity increases by 25%, by what percentage should the consumption be reduced to keep the expenditure the same?