Arunner finished a total of 1,500 kilometers in races before retiring . she finished thirty-two 15-kilometer races . the rest of her races were 10- kilometer races how many of her races were 10- kilometer races?

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.