Question

4.
If A, B and C can do a work in 90, 30 & 45 days respectively. If they work togerther, in how many
days will they complete the work ?
[ ]
b) 10
a) 15
c) 20
d) 25​

Answer 1

Answer:

15 days

I hope its a correct answer

Answer 2

Answer:

I hope answer is 15

Step-by-step explanation:

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