Question

Answer a school-supply store is selling markers in packages of 2 and packages of 5. if the store sold 7 packages containing a total of 23 markers, how many of the packages contained 2 markers?

Answer 1

The store sold 4 packs of 2 because if they sold 3 packs of 5 that would be 15 then 4 packs of 2 would be 8 and 3 plus 4 is 7 and 15 plus 8 is 23