Math, asked by rajeevkabhai, 7 months ago

How long will two pipes together take to fill a cistern which they can separetly fill in 20 minutes and 25 minutes ?

Answers

Answered by mbakshi37

1

Answer:

11.11 sec

Step-by-step explanation:

rate of a : cistern / 20 min

rate of b: cistern/ 25 minutes

rate of two together :

= cistern( 1/20+1/25)

= cistern( 45/20/25)

= cistern( 9/100)

Time= Cistern/ cistern /(9/100)

= 100/ = 11.11 sec

Answered by HolyGirl

4

The answer is : 11.11 seconds.

Hope this answer helps you...✌❤

Attachments:

Previous Question

Next Question

Similar questions

English, 3 months ago

"what about sidda?" asked mother.(narration change)...

English, 3 months ago

Behind that tree," said Father Brown, pointing, "are two strong policemen and the greatest detective alive. How did they come here, do you ask? I brought them, of course! How did I do it? Why, I'll tell you if you like! Lord bless you, we have to know twenty such things when we work among the criminal classes! Well, I wasn't sure you were a thief. So I just tested you (1) How could...

Economy, 3 months ago

if more time available to the consumer for purchasing the commodity , then demand for the commodity is elastic . Why ?

Math, 7 months ago

How long will two pipes together take to fill a cistern which they can separetly fill in 20 minutes and 25 minutes ?

English, 7 months ago

My brother Patrick sat on his bed and waited patiently for me to begin. As I held the speech in my right hand, I felt the page crinkle between my fingertips. I read my speech loudly, but my brother shook his head disapprovingly. He told me I didn’t sound confident enough. With a heavy heart, I knew I was in for a long day of practicing.

Social Sciences, 11 months ago

प्रश्न 5. आर्य समाज के प्रमुख उद्देश्य बताइए।...

Social Sciences, 11 months ago

प्रश्न 1. आर्य समाज की स्थापना किसके द्वारा की गई ? (अ) राजा राममोहन राय (ब) केशवचन्द्र सेन (स) स्वामी दयानन्द सरस्वती (द) देवेन्द्रनाथ टैगोर।...

Social Sciences, 11 months ago

प्रश्न 1. स्वामी विवेकानन्द का जन्म कब हुआ था ?