What percent of 21 is 105? ​

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Twelve less than a number is at most 20