## Year 2 Homework #17

**
Name ________________________**

1). **What is the probability of flipping a coin twice and getting heads both times?** _________

2). **What is the probability that a pair of dice will add up to more than 10?** _________

3). **What is the probability that two cards drawn together from a normal deck of 52 cards are both spades?** _________

4). A bag of marbles has 6 red, 4 black, and 5 blue marbles. What
is the probability of:

a). **drawing a red marble, holding it, and then drawing a black marble?** _________

b). **drawing a red marble, putting it back, and then drawing a black marble?** _________

c). **drawing the four black marbles out in a row, on the first four tries?** _________

5). In a standard deck of 52 cards what is the probability of ...

a). **drawing a ten, holding it, then drawing another ten?** _________

b). **drawing a spade, holding it, then drawing another spade?** _________

c). **drawing five spades in a row (without replacing them)?** _________

6). You have homework 70% of the time. The
probablity of rain is 30%.

a). ** What is the probability that it does not rain?** _________

b). ** What is the probability that it rains and you also have homework?** _________

7).
**I flip a coin and I roll one die. What is the probability that I get a head on the coin and a 4 on the die?** _________