Calculate slope of the line passing through the points (7,5) and (21, 15). Give the
answer in simplest form. You must show your work to earn full credit.

Which of these choices show a pair of equivalent expressions?

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

What is the area of the shaded sector?