Sam and Sonya are solving problems. Sam solves 3 problems while Sonya solves 7 problems. In a week, they solved 180 problems! How many problems did Sam solve in a week?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

What is the gcf of 20c^3-5c^4+30c^6