12 children can do a work in 21 days how many children are needed to complete the work in 15 days
Answers
Answered by
0
Step-by-step explanation:
Correct option is
D
17
12 children : x children : : 21 days : 15 days
x=
15
12×21
=
5
84
=16.8≈17.
Answered by
0
Answer:
12 day
Step-by-step explanation:
4 month 5 days hanit person
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