Question

Anita and Monika can do a work alone in 24 and 12 days respectively then find how many days they can do a work together? (a) 36 days (c) 9 days (b) 12 days (d) 8days
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Answer 1

Answer:

d ) 8 days

Step-by-step explanation:

Work done by Anita in 1 day = 1 / 12

Work done by Monika in 1 day = 1 / 24

Total work done in 1 day = 1 / 12 + 1 / 24

= 3 / 24

= 1/8

Time taken to complete work together = 1 ÷ 1/8

= 1 × 8

= 8 days

Hope it helps.

Answer 2

Step-by-step explanation:

Anita's one day work =1/24

Monika's one day work =1/12

Anita+Monika=1/24+1/12=3/24=work

Days required =24/3=8days

Correct option D

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