Math, asked by daksh6kcbse, 20 hours ago

Rita and Neha can do certain work individually in 20 hours and 25 hours, respectively. How much time will it take, if they work together to complete the work? ​

Answers

Answered by arnavdarak07
5

Answer:

Ritu-20

Neha-25

LCM of 20,25=100

so,

   total work = 100

ritu work in 1 hour=100/20= 5

neha work in 1 hour=100/25= 4

both work together

work in one hour = 9

time taken to complete = 100/9 = 11 1/9

Hope this helped you if so pls mark me as brainliest,

ThankYou!

Answered by sabarish13052011
2

Answer:

Step-by-step explanation:

Ritu-20

Neha-25

LCM of 20,25=100

so,

  total work = 100

ritu work in 1 hour=100/20= 5

neha work in 1 hour=100/25= 4

both work together

work in one hour = 9

time taken to complete = 100/9 = 11 1/9

Hope this helped you if so pls mark me as brainliest,

ThankYou!

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