Mathematics
Grade 7
45 min
Counting principle
Tutorial Preview
1
You have 3 shirts and 2 pairs of pants. How many different outfits can you make?
2
A cafe offers 2 appetizers, 4 main courses, and 3 desserts. How many different three-course meals are possible?
3
How many different 3-digit PINs can be created using the digits 0 through 9?
Sample Practice Questions
Easy
A store sells 4 types of hats and 3 types of scarves. How many different hat and scarf sets are possible?
0.7
1.12
2.16
3.9
Easy
You can choose a phone case in 5 colors and a screen protector in 2 types. How many combinations are there?
0.7
1.10
2.25
3.3
Easy
A car comes in 3 models, 5 colors, and with 2 interior options. How many different cars can be configured?
0.10
1.15
2.30
3.25
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