A worker earns ₹450 per day. How much does she earn in 3 weeks, working 6 days a week?
- A.7800
- B.8000
- C.8100 ✓
- D.8400
Explanation: 18 working days × ₹450 = ₹8,100.
Class 6 IMO Mathematics Olympiad practice · Data & Measurement · Units, Time & Money
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