To solve the question, we need to choose a suitable one-word substitute for the phrase: "A collector and student of postage stamps." Let's evaluate each option:
Based on these evaluations, the correct one-word substitute for the phrase "A collector and student of postage stamps" is indeed Philatelist.
If the price of a commodity increases by 25%, by what percentage should the consumption be reduced to keep the expenditure the same?
A shopkeeper marks his goods 40% above cost price and offers a 10% discount. What is his percentage profit?