Use the Quadratic Formula to solve the equation x^2 - 4x = -7

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62