solve the problem by applying the fundamental counting principal with two groups of items.
Shaun is joining a music club. as part of ther 4-cd introductory package she can choose from 12 rock, 10 alternative, 7 country, and 5 classical. if Shaun choose one selection from each category, how many ways can she choose her introductory package?
1 answer
Andrews's mother always makes his lunch for him. She packs 1 brown-bread sandwich, 1 white-sandwich, 1fruit item and 1 dessert item. Andrews likes ham, cheese, salami, chicken, turkey, and jam as sandwich fillings. He likes apples, grapes bananas and pears and he likes Oreo cookie chocolate cake, fudge butterscotch pudding and ohenry clusters for dessert. How many lunches can Andrew have if his mother puts different filling each sandwich