100 cars are for sale. 60 red,white,or blue. The,silver or black what fraction of the cars are silver or black

Question

a car dealership has 100 cars for sale.  There are 60 red,white,or blue.  The rest are silver or black.  What fraction of the cars are silver or black.

Answer 1

100 - 60 = 40, so 40 cars are sliver or black.

 

^{40 silver or black} / _{100 total cars} → ⁴/₁₀ = .4 or 40 percent