Use 3.14 for pi. round your answer to the nearest hundredth.

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)