Migdalia has 6 red marbles, 5 blue marbles, and 1 black marble in a bag. Each marble is the same size and shape. Migdalia pulls out one marble from the bag without looking. What is the probability of Migdalia pulling out a blue marble

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?