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Standard VIII

Mathematics

Inverse Proportions

A and B can d...

Question

A and B can do a piece of work in 45 days and 40 days respectively. They began to do the work together but A left after some days and then B completed the remaining work in 23 days. Number of days A and B worked together is:

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Solution

The correct option is D
9

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Similar questions

A and B can do a piece of work in 45 days and 40 days respectively. They began to do the work together but A left after some days and then B completed the remaining work in 23 days. Number of days A and B worked together is

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A and B can do a piece of work in 45 days and 40 days respectively. They began to do the work together but A left after some days and then B completed the remaining work in 23 days. Number of days A and B worked together is:

The correct option is D 9

The correct option is D
9