14 questions
A Mathmatics test contains five different questions labeled A, B, C, D, and E. You are supposed to choose 2 to answer. How many different ways are there to do this?
5
10
15
Benedic wants to order a sandwich with two of the following ingredients: mushroom, eggplant, tomato, and avocado. How many different sandwiches can Benedic choose?
8
6
4
Four students need to be selected from a class
of 15 to help clean up the campus. How many different ways can the 4 students be chosen?
32 760
60
1 365
A basketball team has 12 members who can play any position. How many different ways can the coach choose 5 starting players?
95 040
792
60
You are ordering a triple-scoop ice-cream cone. There are 18 flavours to choose from and you don’t care which flavor is on the top, middle, or bottom. How many different ways can you select a triple-scoop ice-cream cone?
54
816
4896
Six friends are going to play a ball game. Each team has 3 players. How many different team combinations are possible?
120
6
18
20
In how many ways can a group of 4 boys be selected from 10 if the oldest boy is included in each group?
84
81
504
6
Which of the following is an example of combination?
Form a passcode with 4 digits
Students line up in a queue to assembly
Choose 4 students in a class committee
Choose the chairperson, secretary and treasurer in a club
It is an arrangement of a set of distinct object in which order is not important.
Permutation
Cyclic Permutation
Combination
Distinguishable Permutation
10C3
210
220
120
110
How many segments can be formed using 6 non-collinear coplanar points?
6C2= 15
6C3 = 15
6C4 = 15
6C5 = 15
Which of the following equation has a different answer?
10C4
10C6
10C8
None of the above