If a car factory checks 320 cars and 12 of them have defects, how many out of 560 will have defects? Use proportions

Total number of cars having no defection Total number of cars out of 560 will have defects =

Step-by-step explanation:

As

A car factory checks 320 cars, and12 of them have defects.

Total number of cars = 560

The number of cars defected out of the cars that have

been checked =

The equation of the scenario will be:

   ⇒    

so

Total number of cars having no defection Total number of cars out of 560 will have defects =

32

step-by-step explanation:

these are your clues: 1. kim ran 18 races2. this was four fewer races than twice thenumber, notice it says twice the number, so you would do the equation 18x2-4; which equals the number 32.thus, 32 is your answer.