DHL charges Tk 2 for each pound for the first 20 pounds of package weight and Tk 1.5 for each pound or fraction of a pound over 20 pounds. How much will it charge to carry a package which weights 47/2 pounds?

Rahim's salary is 150% of Karim's salary. Karim's salary is 80% of Shahin's salary. What is the ratio of Shahi...

Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of...

a, b, c, d, e, f are five consecutive odd numbers, their average is-

A school has 10 classes with the same number of students in each class. One day, the weather was bad and many...

In a shop, the cost of 5 shirts, 5 pairs of trousers and 3 hats is Tk. 710. The cost of 11 shirts, 11 pairs of...

If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travel...