Q:
A shopkeeper’s earning increases by 25% in first year but decreases by 4% in the next and so on. After 5 years his total earnings would be Rs. 72,000. What is his present earning?
Answer & Explanation
Answer: A) Rs. 40,000
Explanation: Let his present earnings be Rs. p
ATQ,
(125/100) x (96/100) x (125/100) x (96/100) x (125/100) x p = 72000
p = Rs. 40,000.
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