If a man was r years old s years ago, how many years old will he be t years from now?

A s+r+t

B rs+t

C s-r+t

D r-s+t

Solution

Correct Answer: Option A

s বছর পর ঐ লোকের বয়স হয়েছিলো (r+s) বছর। 
∴ বছর পরে ঐ লোকের বয়স হবে (r+s+t) বছর।

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