Least to greatest 3.14, 3 2/7, pi, 2 5/6, 3.7

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

Ingredient c: 1/4 cup for 2/3 serving or ingredient d: 1/3 cup for 3/4 serving which unit rate is smaller

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer