Jody has 2 red marbles, 6 blue marbles, and 9 yellow marbles. what is the ratio of red marbles to blue marbles?

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?