Here, the numbers having digit "3" in numbers from 1 to 100 are- 3,13,23,30,31,32,33,34,35,36,37,38,39,43,53,63,73,83,93 Number where 3 appears is not divisible by 3, 13,23,31,32,34,35,37,38,43,53,73,83 =>12 times
Ram can do a work in 60 days while Mohan can do the same in 84 days. If Ram work for 'x' days while Mohan work for ' x + 2' days then one-third of the w...
Two pipes A and B can fill a tank in 24 min., and 32 min, respectively. If both the pipes are opened simultaneously, after how much time B should be clo...
Pawan and Qureshi can complete a task in 12 days, while Pawan and Rishi can finish the same task in 40/3 days. Initially, Pawan a...
Anita is 1100% more efficient than Veena. If Veena can do (1/24)th part of work in six days, then Anita alone can complete the work in_______days. If An...
A and B together can do a work in 12 days. If A can alone do the same work in 18 days, then in how many days B alone will do the same work?
Ashish and Anil can do a piece of work in 15 days and 20 days respectively. Ashish completed 60% of the work. Find the time taken by Anil to complete th...
Ganga, Yamuna &Saraswati can complete a piece of work in 30, 40 & 60 days respectively. All 3 of them started working together and after 4 days,...
"Amit" and "Bhanu" have respective completion times of 20 and 30 days for a task. They began working together on the project, but after a few days, "Ami...
A can do a work in 10 days and B in 15 days. If they work on it together for 4 days then in how many days the remaining work will be completed by B?
A pipe can fill a tank in 14 hours, and B pipe can drain a tank in 21 hours. If a system of N pipes (fill pipes and drain pipes put together) can...
