At what angle is the x and y coordinate the same?

If 1/2 is half of 1, what is 1/2 of 2,3, and 4?

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

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8