Wall paper

Suppose you want to paper your walls. Wallpapers are available in 4 different backgrounds colors with seven different designs of 5 different colors. In how many ways can you select your wallpaper?

Final Answer:

n =  140

Step-by-step explanation:

n=4 7 5=140



Help us improve the example. If you find a mistake, let us know. Thank you!







Tips for related online calculators
See also our variations calculator.
Would you like to compute the count of combinations?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: