Of the 300 people who entered the zoo, there were 210 children and 90 adults. Write a ratio comparing adults
to children.

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

If i have one apple and give you the apple, how many apples do i have?