30 girls can do a piece of work in 20 days ,how long will 15 girls to complete the work
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Answered by
1
Answer:
22.5 days is the right answer
Answered by
0
40 days
Explanation:
Time and work done are inversely proportional.
Therefore it will take longer time for 15 girls to complete the work than the time taken by 30 girls.
Time taken by 15 girls = (30 × 20) / 15
= 600 / 15
Time taken by 15 girls = 40 days
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