SOLUTION: A multiple choice test has 5 questions. Each question has 1 answer, either a, b, or c.
a.) In how many different ways can the 5 questions be answered?
b.) If 3 questions must b
Algebra ->
Permutations
-> SOLUTION: A multiple choice test has 5 questions. Each question has 1 answer, either a, b, or c.
a.) In how many different ways can the 5 questions be answered?
b.) If 3 questions must b
Log On
Question 1127576: A multiple choice test has 5 questions. Each question has 1 answer, either a, b, or c.
a.) In how many different ways can the 5 questions be answered?
b.) If 3 questions must be answered with a , and 2 questions must be answered with b, how many ways can the questions be answered? Answer by Boreal(15235) (Show Source):
You can put this solution on YOUR website! 3 choices for each
3^5=243 ways it can be answered.
5C3=10 ways to answer using a
once those 10 are chosen, the others are b and are fixed.
10 ways
