Mr. Burke had 40 pencil. He gave his class 1/5 of the pencils. Then he packed away 1/4 of the pencils that reminded. All the other pencil were faulty, so he threw them away. How many pencils were thrown away Please help me

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Harry and jay are both flying on the same plane with an airline that randomly assigns seats to passengers. of the 182 total seats on the plane, 62 are window seats, 58 are middle seats, and the rest are aisle seats. what is the approximate probability that both harry and jay will be assigned aisle seats on the same plane? a. 11.48% b. 3.3% c. 2.08% d. 26.26%