Among the 120 students of a class, numbered 1 to 120, all even numbered students opt for Bangla, whose numbers are divisible by 5 opt for English and those numbers are divisible by 7 opt for Math. How many opt for none of these three subjects?

A shopkeeper makes a loss of 12% by selling an item at 80% of its marked price. What will be the percent profi...

The arithmetic mean of the 5 consecutive integers starting with 'p' is 'q'. What is the arithmetic mean of 9 c...

If the average of 5 consecutive integers is 12, what is the sum of the smallest and the largest of the 5 integ...

Two tanks are filled to capacity with automobile fuel. The first tank holds 600 gallons more than the second t...

Ashraf purchased Tk. 3000 worth of traveler's checks. If each check was worth either Tk. 100 or Tk. 250, which...

At 9:00 a. m. the train Surmal left station and two hours later the train. Titas left the same station on a pa...