Arman can complete a job in 12 hours and Rehan can complete the same job in 8 hours. Arman started the job at 10:30 a.m., and stopped working at 2:30 p.m. To complete the job, if Rehan starts working at 3 p.m., at what time can he finish the job?

How many poles can be erected along a fence of 200 feet a equal distances of 20 feet?

Ratan and Moinul have started a business investing taka 2.5 million and 3.5 million respectively. After 4 mont...

If "basis points" are defined so that 1 percent is equal to 100 basis points, then 82.5 percent is how many ba...

A 55 meter long train passes a 220 meter long railway station in 10 seconds. How many seconds will it take to...

There are three different roads from Shah Bag to Farm Gate and 4 different roads from Farm Gate to Banani. How...

A national issue was won by a vote of 9 to 6. What part of the total vote was against the issue?