The idiom "keep his nose clean" is often used in English to advise someone to avoid trouble and behave lawfully. It suggests that the person should maintain a clean record by staying out of situations that might lead to problems or legal issues.
Given the context and the options provided, let's analyze what each means:
After reviewing all options, the most appropriate expression that captures the meaning of "keep his nose clean" is "Stay out of trouble." Hence, the correct answer is:
Stay out of trouble
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?