Simplest form of 3/4+1/12

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²