a group of students attends a math club. half of the students are boys and 4\9 of the boys have brown eyes. what fraction of the group are boys with brown eyes

Naomi’s parents want to have 50,000, saved for her college education, if they invest 20000 today and earn 7% interest compound annually, about how long will it take them to save 50 thousand

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

The volume of a cube is 8 in to the 3rd power. how long is each side?