Celia had 30 minutes to do a three-problem quiz. She spent 9 3/4 minutes on question A and 6 1/2 minutes on question B. How much time did she have left for question C?

Add the fractions and simplify 1/2+ 1/3

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.