Unit 1
Unit 2
Unit 3
100

Combinations for 5 shirts and 3 pants

15

100

Permutations with repetition are 

The easiest


100

Probability=

Odds of something happening 

200

Combinations for 6 shirts and 5 pants

30

200

Permutations without repetition are...

The hardest

200

Probability of getting wet in a pool if you jump in

100%

300

Combinations for 10 shirts and 15 pants

150

300

!=?

Factorial function

300

Choosing a ace in a deck of cards 

7.6%

400

27 toppings for burger and 2 types of meat

54

400

5!=

120

400

Probability of choosing a red card in a deck of cards

50%

500

100231 color ways for 1 king of sneaker

100231

500

16!

20,922,789,888,000

500

Probability of drawing a ace and a red card and a face cards

0.9% 

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