30.2k views
5 votes
Bob and bill are planning trips to 4 countries thid year, there are 6 countries they would like to visit they are deciding which countries to skip.

a.5
b.15
c.30
d.11​

User Ali Nazari
by
6.4k points

1 Answer

3 votes
The correct answer is b. 15
User Golimar
by
6.2k points