Find the quotient of and express it in the simplest form

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

What percent of the circle below is shaded?

Jim had 15 minutes to do 5 laps around his school what would his time be