A display case of shirts are marked 10 for $31. If Opal wants to buy 120 shirts, how much will Opal spend (not including tax)? A. 3720

B. 3

C. 39

D. 372

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

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

In the 30-60-90 triangle below side s has a length of and side r has a length