Question

46. 6. The rates of working of A and B are in the
ratio 3:4. The number of days taken by them to
finish the work are in the ratio
(a) 3:4
(b) 9:16
(c) 4:3
(d) 16:9
​

Answer 1

Answer:

We know that the number days taken to work is the reciprocal of the rate of the work i.e they are inversely proportional.

So, we calculate the work done by A=1/3

And the work done by B=

4

1

∴ ratio of the work done =

3

1

:

4

1

i.e. 4:3

Answer 2

Step-by-step explanation:

✳Question✳

✳The rates of working of A and B are in the ratio 3:4 The number of days taken by them to finish the work are in the ratio✳

✳Answer✳

✳(b)4:3✳