Question

4. A and B together can paint a room in 2 days. A alone can do it in 3 days. How many days would B require working alone to paint the room?​

Answer 1

Answer:

-1 us the answer

Step-by-step explanation:

very easy A+B =2

A+0=3

Answer 2

Answer:

6days.

Step-by-step explanation:

A and B together can paint a room in 2 days .

A alone can paint it in 3 days .

The work done by A in 1 day = 1/3

The work done by both A and B in 1 day = 1/2

= 1/2 - 1/3

= 3 / 6-2 / 6

= 1/6

= 6 days

Hence , B alone can complete the work in 6 days .

Hope it helped , Thank you .

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