Question

Use the multiplication principle to solve.An auto manufacturer produces 5 models, each available in 9 different colors, with7 different upholstery fabrics and 6 interior colors. How many varieties of car areavailable?

Answer 1

To use the multiplication principle, simply multiply the different amount of possibilities:

• 5, models

,

• 9, different colors

,

• 7 ,different upholstery fabrics

,

• 6, interior colors

$5\cdot9\cdot7\cdot6=1890$

Therefore, there are 1890 varieties of cars available.