1. If we are asked how many 3-digit pin code we can make, what are we dealing

with?

a. permutation

` b. combination

c. permutation and combination are exactly the same thing

d. none of these

2. In a society of 20 members, we have to select a committee of 4 members, what

are we dealing with?

a. permutation

` b. combination

c. permutation and combination are exactly the same thing

d. none of these

3. Assume that you are at an ice cream shop and you order a bowl of ice cream

with 3 scoops. There are 8 flavors to choose from. How many different bowls

of ice cream can you have?

a. 512

b. 336

c. 56

d. 24

4. Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2

vowels can be formed if no letters are repeated?

a. 2520

b. 2130

c. 2440

d. 210

5. There are 290 politicians at a meeting. They each shake hands with everyone

else. How many handshakes were there?

a. 41 905

b. 83 810

c. 290

d. 580​