The path from the whales to the sharks is parallel to
the path from the penguins to the stingrays. What is the
distance between the penguins and the stingrays?
81 feet
28 feet
45 feet
63 feet

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)