Jonathan's parents told him that for every 5 hours of homework or reading he completes, he would be able to play 3 hours of video games. his friend lucas's parents told their son that he could play 30 minutes for every hour of homework or reading time he completes. if both boys spend the same amount of time on homework and reading this week, which boy gets more time playing vidio games.

99 points at a zoo, the leopard pen has a ring-shaped sidewalk around it. the outer edge of the sidewalk is a circle with a radius of 12 m. the inner edge of the sidewalk is a circle with a radius of 8 m. (1 point for showing all of your work) a. write and simplify an expression for the exact area of the sidewalk. (1 point for the answer) b. find the approximate area of the sidewalk. use 3.14 to approximate π. (1 point for the answer)

Y=4x^2+x-1 solve using quadratic formula

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain