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0.4
A can do a piece of work in 15 days while B can do it in 10 days. How long will they
take to do the same piece of

By Liliana

0.4
A can do a piece of work in 15 days while B can do it in 10 days. How long will they
take to do the same piece of work if they work together?

About the author
Liliana

The solution of differential equation
4 4 5 0
2
2
  y 
dx
dy
dx
d y
is

three coins are tossed together, find the probability of getting
a) all heads
b) two heads
c) one head
d) a

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