7 is ten times the value of what

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

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?

Y=21.95x+10 y=22.45x solve by substitution