How many way can a chairperson and a vice chairperson be selected from a committee of 15 senators?
A chairperson and a vice chairperson can be selected from a committee of 15 senators 210 times. This is caluclated by having 15 choices for the chairperson and 14 for the vice chairperson. Therefore, 15 *14 = 210.
There are 15 choices for the Chairperson and then 14 choices for the Vice-Chairperson. Then multiply. 15 x 14 = 210. ANSWER