Which graph could be modeled with a linear model? A. I
B. II
C. III
D. I and III
E. I, III, and IV

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)