Ribbons 6640

Danka knits a sweater and has a choice of seven colors.

a) How many ways can he choose three colors for the sleeves?
b) He wants ribbons of four colors on his back. How many options does he have to choose from?

Correct answer:

a =  210
b =  24

Step-by-step explanation:

a=7 6 5=210
b=4 3 2 1=24



Did you find an error or inaccuracy? Feel free to write us. Thank you!







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

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

Related math problems and questions: