Can someone pleae help me urgently..... I feel really silly at the moment. My daughter came home with 2 maths problems for homework and I really dont know how to help her with these. can someone please explain how to work out the answers to the following problems so I can explain it to her.
1. you have 5 pizza toppings(sausage, onion, peppers, pepperoni and mushroom), how many different varities of pizzas can you make with these toppings?
2. 3 girls (Carry, Zoe and Lisa) go to the creek each has a backpack, they find 4 rocks, how many ways can the girls bring the rocks home?