Maria designs and creates costumes for a living. A few months ago, she bought 5 spools of ribbons and 12 bags of sequins for $44.75 total. This month, she bought 19
spools of ribbon and 12 bags of sequins for $111.25 total. What was the cost of each spool of ribbon and each bag of sequins?

What kinds of numbers have an odd number of factors?

On a piece of paper graph f(x)=5•(0.4)^x

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .