If 30% of a class are girls, and 50% of girls play tennis, what percent of the class play tennis?

Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

What fraction is equivalent to 0.46464646··· a. 46⁄999 b. 46⁄100 c. 46⁄99 d. 23⁄50