Silvia has a collection of stamps from around the world as listed below.

4 stamps from Mexico
3 stamps from Peru
6 stamps from Germany
2 stamps from Tonga
5 stamps from New Zealand
She places them all in a box and randomly draws one.

What is the probability that Silvia draws a stamp from New Zealand?

What is the probability that Silvia draws a stamp from either Germany or Tonga?

What is the probability that Silvia draws a stamp from either Peru or Mexico?

What is the probability that Silvia does not draw a stamp from Tonga?

Respuesta :

Answer:

1. 5/20 or simplified 1/4               25%

2. 8/20 or simplified 2/5             20%

3. 7/20                                         35%

4. 18/20 or simplified 9/10           90%

Step-by-step explanation:

1. 5/20 or simplified 1/4
2. 8/20 or simplified 2/5
3.7/20
4. 18/20 or simplified 9/10

OR

1. 25%
2. 20%
3. 35%
4. 90%