Question

When ordering a certain type of computer, there are 3 choices of hard drive, 4 choices for the amount of memory, 2 choices of video card, and 3 choices of monitor. in how many ways can a computer be ordered?

Answer 1

Since a computer must have one of each element, the possible combinations is simply the product (multiplying) the numbers of each choice:3 x 4 x 2 x 3= 72 ways a comput4er can be ordered

Answer 2

72 possible combinations

Explanation:

The features in a computer (C) are:

• Hard drive (h): 3 choices
• Amount of memory (a): 4 choices
• Video card (v): 2 choices
• Monitor (m): 3 choices

All the possible combinations can be found using the following expression.

C = h × a × v × m = 3 × 4 × 2 × 3 = 72

There are 72 possible combinations to set up a computer.