A complete 1/2 part of work in 5 days B complete this work in 3\5 in 9 days C complete 2/3 part in 8 days. Together in how many days all 3 will complete the work?
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Answered by
1
Answer:
Correct option is
A
4
A can do
2
1
of the work in 5 days ⇒A can do the whole work in 5×
1
2
=10 days
B can do
5
3
of the work in 9 days ⇒B can do the whole work in 9×
3
5
=15 days
C can do
3
2
of that work in 8 days ⇒C can do the whole work in 8×
2
3
days =12 days
∴(A+B+C)'s 1 days' work =
10
1
+
15
1
+
12
1
=
60
6+4+5
=
60
15
=
4
1
Hence, A+B+C can complete the whole work in 4 days.
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