Working alone, John can complete a task in 150 minutes. Kasey can complete the same task in only 120 minutes. John and Kasey wor

Question

3 years ago

6

Working alone, John can complete a task in 150 minutes. Kasey can complete the same task in only 120 minutes. John and Kasey wor

k together for 30 minutes and then Alicia joins in. Together they finish the task 20 minutes later. How long would it take Alicia to complete the task by herself?

Mathematics

1 answer:

Ganezh [65] · Answer 1 · 2022-07-10T15:20:54+03:00

Ganezh [65]3 years ago

3 0

Answer:

I may be wrong but I think it is 10 minutes.