thats the question i wanna ask..
if a and b can do a work in 12 days, b and c can do it in 15 days, and a and c can do it in 20 days then in how many days they can separately do their work?
Answers
Answered by
2
Answer:
a can do work in 16 days
b can do work in 12 days
c can do its work in 20 days
Step-by-step explanation:
Answered by
9
Answer:
When an element exists in more than one crystalline form, those forms are called allotropes; the two most common allotropes of carbon are diamond and graphite.
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