Math, asked by sakshiagarwal10, 4 months ago

81.
Two pipes A and B can fill a cistern in 20 minutes and 30 minutes respectively. Both pipes are
opened, but pipe B is closed 5 minutes before the cister is full. How much time is required to fill
the cisten?
(a) 8 minutes
(b) 10 minutes (c) 12 minutes
(d) 14 minutes (c) 16 minutes

Answers

Answered by singhkhusboo728

1

Answer:

is a option (b) 10 minutes

Previous Question

Next Question

Similar questions

English, 2 months ago

IV. SECTION-B Make notes using headings and sub-headings of any one of the following passage:- On the very first day of the shooting of Pather Panchali, I remember I had a scene where the boy Apu went looking for his sister into a field of tall grass. In the very first shot all that the boy had to do was to walk a few steps, stop, look this way and that, and then walk again. Little did I...

Science, 2 months ago

What is meant by Solar Energy? ( answer according to class 8th)...

Math, 2 months ago

Which of the following values makes the equation correct? (i) r + 5 = 15 (5,10,15, -10)...

Math, 4 months ago

7) Kishan spends or of his salary on his salary on food and donates 3% of his salary to a a temple. In a particular month he spends 9231 on these items. What is his total salary for this month?

Math, 4 months ago

Divide 803.76 by 63.04...

English, 9 months ago

what is the role of Sophie's father in Going places?

Math, 9 months ago

16x2 + 30xy +9y2 + 9x2 38. Simplify: (5x + 3y) (5x – 3y) (5x – 3y) (4x+3y) (5x + 3y) (5x + 3y) (5x + 3y) (3) 14) 25x2 _ 9y2 (5x-3y) (2) (1) 25x2 – 9y?

Math, 9 months ago

10. In a parallelogram ABCD, AB = (x + 7) cm and CD = (2x – 5) cm. Find AB.