A man buys eggs at the rate of Tk. 7.2 per dozen eggs and sells them at taka 70 per 100 eggs. If his profit is Tk. 30, how many eggs did he buy?

A merchant was selling an item at a certain price, then marked it down 20% for spring sale. During the summer,...

Half the graduating class of a college was accepted by a business school. One-third of the class was accepted...

How many spokes are there in a wheel of a sports car, if any two consecutive spokes form an angle of 15 degree...

Two-thirds of the teachers of high school are women, twelve of the male teachers are unmarried while 3/5 of th...

Jennifer purchased 140 shares of a stock at Tk. 135.50 per share and paid a commission of 0.6%. What was her t...

A small factory with 3 machines has a job of stamping out a number of pan covers. The newest machine can do th...