Aclass voted for either rollerblading, swimming, or biking as their favorite summer activity. if rollerblading got 19% percent of the vote and swimming got 31%, what percentage of the class voted for biking?

The table shows a pattern of exponents. what is the pattern as the exponents decrease?

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

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