1. An apartment building has the following apartments:
|
1 bedroom
|
2 bedroom
|
3 bedroom
|
1st floor
|
3
|
1
|
1
|
2nd floor
|
1
|
3
|
2
|
3rd floor
|
1
|
4
|
1
|
If an apartment is selected at random, what is the probability that it is on the 2nd floor or has 3 bedrooms?
2. An apartment building has the following apartments:
|
1 bedroom
|
2 bedroom
|
3 bedroom
|
1st floor
|
3
|
0
|
1
|
2nd floor
|
1
|
3
|
2
|
3rd floor
|
1
|
4
|
1
|
If an apartment is selected at random, what is the probability that it is not a 2 bedroom apartment on the 2nd floor?