A tortoise walks 3 inches in 1 second. How many feet per second can the tortoise walk?

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

What is the ratio of the length of an object in yards to the length of the same object in miles?