Adding and subtracting mixed numbers with like denominators

Y=4x^2+x-1 solve using quadratic formula

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl