Question

A and B working together can complete a job in 3 hours if A alone can do the job in 15/2 hours in how much time can B alone finish the job​

Answer 1

Answer:

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Step-by-step explanation:

A and B can together complete the job in 3 hours.

A alone can do in

2

15

hours.

Let B can do in x hours.

Then,

x

1

+

15

2

=

3

1

x

1

=

3

1

−

15

2

x

1

=

15

3

x=5

Hence, B alone can complete the jon in 5 hours.

Answer 2

Answer:

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