10 boys cleared a piece of land for 21 days. how many days will it take 7 boys to clear the same land if they work at same rate
Answers
Answered by
13
Answer:
30 days
...
.
Step-by-step explanation:
Answered by
11
Answer:
Step-by-step explanation:
Step 1
10 boys cleared a piece of land in 21 days
The rate at which each boy cleared the land
= 21 / 10
=2.1 days
Step 2
Time 7 boys would take to do the work at the same rate
= 21 + ( 2.1 * 3 )
= 21 + 6.3
= 27.3 days
= 27 days ( approx )
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