Problema Solution
Cookies are sold singly or in packages of 11 or 33. With this​ packaging, how many ways can you buy 66 ​cookies?
Answer provided by our tutors
1st way - buying only packages of 11 since 6*11 = 66
2nd way - buying only packages of 33 since 2*33 = 66
Buyer 1 package of 33 and 3 packages of 11 since 1*33 + 3*11 = 66.
You can buy 66 cookies in 3 ways.