What is true of any triangle created by points u, v, and any point on other than s?

What is fraction that is equivalent to 3/8

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%)

During how many months was the difference between the number of days with homework and with no homework greater than 6?