Sasha makes $5.00 an hour. She needs to make $150 dollars. She can use this equation to find the number of hours, h, that she needs
to work to earn $150.00.

Steve is scuba diving near his home in maui. at one point he is 100 feet below the surface. represent this number with a negative number. if he descends another 5 feet, what negative number will represents his.

The circumference of a circle is 5 pi cm. what is the area of the circle?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.