Ritu and Mona can finish painting a house together in 18 days. Ritu alone would take 27 days to finish the painting. How long will it take Mona to finish the painting on her own?
A65 days
B60 days
C44 days
D54 days
A65 days
B60 days
C44 days
D54 days
Related Questions:
Pipes A and B can fill a tank in 12 h and 18 h, respectively, whereas pipe C can empty the full tank in 8 h. A and B opened for h and then closed. C alone will empty the tank in (in h):