If Tk. 45,000 was invested in share market when the price per share was Tk. 90 and Tk. 30,000 was invested when the price per share was Tk. 100, what was the average price per share purchased?

In a class of 120 students. 60 percent can speak French and the rest can speak English only. If 25 percent of...

A man has to go 10 km to catch a bus. He walks part of the way at 7 km/hr and runs the rest of the way at 12 k...

If mx+ny=12 my, then x/y +n/m =

Ali bought 500 shares of company X at Tk. 600 and 2 months later bought another 250 shares of the same company...

In the Excel Manufacturing Company, 46 percent of the employees are men. If 60 percent of the employees are un...

A man buys some shirts and some ties. Shirts cost Tk. 7 each and the ties cost Tk. 30 each. If the man spends...