Question

A एक कार्य को 15 दिन में पूरा करता है। B उसी कार्य को 30 दिनों में पूरा करता है। A और
B दोनों मिलकर उस कार्य को मिलकर कितने दिनों में पूरा करेंगे?
(b) 10
(c) 15
(d)20
(a)5​

Answer 1

Answer:

5

Step-by-step explanation:

pls mark as brainlist answer

Answer 2

Answer:

work completed by A in 1 day =1/15

work completed by B in 1 day= 1/30

work completed by A and B together = ? (to be calculated)

=>1/15 + 1/30

=>2+1/30

=>3/30

=>1/10

=>no of days taken by them =10