Probability Counting - Duplicate Orders in 4 Letters, 2 Repeats - to Answer (Level 1)

This math topic focuses on calculating the number of possible arrangements of letter tiles when some letters are repeated. Specifically, it delves into the ways to order 4-letter words with 2 repeating letters, employing foundational concepts in probability and binomial notation. The sample words discussed include 'MAMA', 'PEEP', 'NOON', and 'COCO', each examining distinct scenarios of repeat letters. This forms a part of learning about probability and statistics within the introduction to binomial notation.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Probability Counting - Duplicate Orders in 4 Letters, 2 Repeats - to Answer Worksheet

Math worksheet on 'Probability Counting - Duplicate Orders in 4 Letters, 2 Repeats - to Answer (Level 1)'. Part of a broader unit on 'Probability and Statistics - Binomial Notation Intro' Learn online: app.mobius.academy/math/units/probability_and_statistics_probability_with_binomial_notation_intro/

1

How many ways can these letter tiles be ordered to spell 'MAMA'?

a

48

b

4

c

12

2

How many ways can these letter tiles be ordered to spell 'PEEP'?

a

4

b

48

c

12

3

How many ways can these letter tiles be ordered to spell 'COCO'?

a

48

b

12

c

4

4

How many ways can these letter tiles be ordered to spell 'NOON'?

a

4

b

48

c

12