The captain of Bangladesh Cricket Team is 26 years old and the wicket keeper is 4 years older . If the ages of these two are excluded,the average age of the remaining players is one year less than the average age of the whole team . What is the average age of the team ?

A cement mixture is composed of 3 elements. Weight, 1/3 is water and the remaining 12 pounds of the mixture is...

If w is 10 percent less than x, and y is 30 percent less than z , then why is what percent less than xz?

The operation @ is defined for all integers x and y as x @ y=xy-y. If x and y are positive integers, which of...

Anik travels 35 kilometers (km) partly at 4km /h and partly at 5 km/h. If he covers the distance at 5 km/h he...

Kalam bought two varieties of rice , costing Tk. 50 /kg and Tk. 60 /kg each , and mixed them in some ratio. Th...

In a class, 120 students are male and 100 students are female , 25% of the male students and 20% of the female...