1.

junaid and ashish can do a piece of work in 12 days, Ashish and ali in 15 days, Junaid and ali in 20 days.in how many days will they finish it together ?​

Answer»

Answer:

JUNAID +ASHISH (i)

ASHISH + ALI (ii)

JUNAID + ALI (III)

Step-by-step explanation:

Use the concept of time and work.

All necessary concepts I had EXPLAINED in picture.



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