Math, asked by alina9427, 1 year ago

a can do a piece of work in 20 days and b can do it in 15 days. how long will they take if both work together?

Answers

Answered by desiboyz3

4

60/7=8⁴/7 days will be the answer

Attachments:

Previous Question

Next Question

Similar questions

English, 7 months ago

what did maddie and peggy write in the letter to wanda what happend to it how did maddie behave even though peggy had begun to forget the whole bussiness (90 words )hundred dress part 2...

Computer Science, 7 months ago

व्हाट इज सेल्फ मोटिवेशन...

Science, 7 months ago

What is ampere? SI unit of ampere.

Physics, 1 year ago

A man is 40 m behind the bus the bus starts accelerating at 1.25 m/s^2 with what minimum constant velocity should the man start running to catch the bus...

Math, 1 year ago

a can do a certain job in 12days. b is 60% more efficient than a. the number of days it takes b to do the same piece of work?

Math, 1 year ago

A jar contains 54 marbles each of which is either blue, green or whit the probability of selecting a blue marble at ramdom from the jar is 1/3 and the probabiityof selecting a green marble at ramdom is 4/9 how many white marble does a jar contain...

Math, 1 year ago

A man is facing north-east. he turns 90 degree in the clockwise direction and then 135 degree in anticlockwise direction. which direction is he facing now?

Math, 1 year ago

A number consists of two digits. the digit at the ten's place is two times the digit at the one's place. the number, formed by reversing the digits is 27 less than the original number. then the original number is...