A shirt company has 3 designs each of which can be made with short or long sleeves. There are 7 color patterns
available. How many different types of shirts are available from this company?
a. 42
C. 21
b. 12
d. 10

Respuesta :

Multiple 3x7 which gives you 21 so the answer is c

To solve the problem we must know about Permutation and Combination.

The number of different types of shirts available from this company is 42.

Given to us

  • A shirt company has 3 designs each of which can be made with short or long sleeves.
  • There are 7 color patterns available.

As given to us there are  3 designs available,

  • Number of designs = [tex]^3C_1[/tex],
  • Number of ways the sleeves can be made = [tex]^2C_1[/tex] (short or long sleeves),
  • Number of color patterns available = [tex]^7C_1[/tex]

Total number of ways in which a shirt can be made

Total number of ways in which a shirt can be made  [tex]= ^3C_1\times ^2C_1\times ^7C_1[/tex]

                                                                                      = 3 x 2 x 7

                                                                                      = 42 ways

Hence, the number of different types of shirts available from this company is 42.

Learn more about Permutation and Combination:

https://brainly.com/question/11732255

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