Mika invested $140. She earned simple interest of 3% per year on the initial investment. If no money was added or removed from the investment, what was the amount of interest Mika received at the end of two years?

You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Opposite angles in a parrellelogram are