asked 124k views
12 votes
Spencer can do a piece of work in 20 days and Toby in 25 days. They began to work together.

But Spencer leaves after some days. Toby finish the remaining work in 11 days. After how many
days did Spencer leave?

1 Answer

5 votes

I believe the answer is that Spencer left after 9 days.

answered
User Rushin
by
7.8k points
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