Find the smallest number of oranges that can be distributed completely and equally among 4, 6, 10 or 18 children?

A class has 30 student. The class needs to select 3 representatives. In how many ways can this be done?

A woman was 30 years old when her daughter was born. Her age is now 6 years more than three times her dauthter...

The compound interest on Tk, 10,000 for 4 years at 5% per annum will be approximately ----

A club collected exactly Tk. 599 from its members. If each member contributed at least Tk 12, what is the grea...

A wholesaler sells goods to a retailer at a profit of 20%. The retailer sells to the customer who pays 80% mor...

If A is to the south of B and C is to the east of B, in what direction is A with respect to C?