1. nine identical cards are labelled 8 to 16 and placed in a box. find the probability that a card drawn at random has an odd number on it. (P(E)=0
2.a circle is divided into 12 equal parts to form a spinner and numbered as shown. find the probability that when the pointer is spun, it will stop at a prime number? P(E)=1/2
3. a bag contains 10 red marbles,6 yellow marbles, 12 orange marble's,and 2 black marbles.A marble is picked at random.find the probability that it is yellow. P(E)=4/9
4. what is the probability that a day of the week drawn at random has the letter"e" in it? P(E)=7/11
5.a circle is divided into 10 equal parts to form a spinner. It is numbered and colored as shown
find the probability that when the pointer is spun, it will stop at a blue , prime number. P(E)=21/25.
ANSWER FORMAT:
NUMBER | EVENT | SAMPLE SPACE | P(E)
1. |. |. |
2. |. |. |
3. |. |. |
4. |. |. |
5. |. |. |