Half the graduating class of a college was accepted by a business school. One-third of the class was accepted by a law school. It one-fifth of the class was accepted by both types of school, what fraction of the class was accepted only by a law school?

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...

একটি সংখ্যাকে ৩৫ দিয়ে ভাগ করলে ১০ তাকে। যদি ঐ সংখ্যাকে ৭ দিয়ে ভাগ করা হয় তবে ভাগশেষ কত হবে?

আরিফ একটি কাজ ১০ দিনে শেষ করতে পারে এবং অপু একই কাজ ১৫ দিনে শেষ করতে পারে। তারা যদি একসাথে কাজ করে তবে ঐ কাজ ক...