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Ramesh can complete 30% of his work in 10 days. Suresh can complete 40% of same work in 10 days. If the total work is 60 units, then what is the difference of work done by Ramesh and Suresh in 3 days?1. 7.2 units2. 5.4 units3. 1.8 units4. 18 units5. None of these |
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Answer» Correct Answer - Option 3 : 1.8 units Given: Total work = 60 units Work done by Ramesh in 10 days = 30% of total work Work done by Suresh in 10 days = 40% of total work Calculations: Work done by Ramesh in 10 days = 60 × 30% = 18 units Work done by Ramesh in 1 day = 18/10 = 1.8 units Work done by Ramesh in 3 days = 1.8 × 3 = 5.4 units Work done by Suresh in 10 days = 60 × 40% = 24 units Work done by Suresh in 1 day = 24/10 = 2.4 units Work done by Suresh in 3 days = 2.4 × 3 = 7.2 units Difference = 7.2 - 5.4 = 1.8 units ∴ Difference of work done by Ramesh and Suresh in 3 days is 1.8 units. |
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