Question

A does half as much work as B in 3/4 th of time . If together they take 18 days to complete the work , how much time shall B take to do ?​

Answer 1

Answer:

hope it helps please mark ❣️‼️ me brain list

Answer 2

Step-by-step explanation:

A : B

Time 3 : 4

Eff. 1 : 2

We have to do time equal so,

A : B Time 3×4 : 4×3

Eff. 1×4 : 2×3

A : B

Time 12 : 12

Eff. 4 : 6

Both do the work in 18 days

So, Total work = (A+B)’s eff. × 18

= (4 + 6) × 18

= 180 units

= 180/6 = 30 Days