Of the 50 researcher in a work group 40% will be assigned to team A and the remaining 60% to team B. However 70% of the researcher prefers team A and. 30% prefer team B. What is the least possible number of researchers who will not be assigned to the team they prefer?

a, b, c, d and e are five consecutive integers in increasing order of size. Which one of the following express...

Sellling 12 pen at a price of Tk 10 yields a loss of a% Selling 12 pen at a price of Tk 12 yields a profit of...

The base of an isosceles triangle is 6 cm and one of the equal sides is 12 cm. Find the radius of the circle t...

A jar contains milk and water in the ratio 5: 1. If the quantity of milk is more than that of water by 8 liter...

A sum of money amounts to Tk 460 in 3 years and to Tk 500 in five years. Find the rate percent per amount

Sum of three different positive integers is the same as their product. What is the smallest of these 3 integer...