Question

The value of x, which makes the
following equation true, is
11
3
4
7
3 - x
11
5
-XX
3
7
(A)
(B) 14
2
(C) 7
(D) 28​

Answer 1

Answer:

Step-by-step explanation:

Two taps A and B can fill a tank in 40 min and 64 min respectively. Both taps are opened together but due to some problem they work 13/16 and 7/10 of their efficiencies, after some time the problem was removed, the cistern is filled in 22 minutes from that moment. For how long did the

taps flow with less efficiency?​

Answer 2

Step-by-step explanation:

The value of x, which makes the

following equation true, is

11

3

4

7

3 - x

11

5

-XX

3

7

(A)

(B) 14

2

(C) 7

(D) 28