Student: Rita can knit a pair of socks in 3 days. Sita can knit the same in 6 days. If they are knitting together, in how many days will they knit two pairs of socks.
Options:
(A) 4
(B) 1
(C) 2
(D) 5
(E) 6.
Another student: Let's say, hmmm...
1 /3+ 1/6 = 1 /2 Together they will take, 1/ 1/2 = 2 Final answer: (C).