UNIT 5: GARMENT STORE
Leela went to a small garment store with her son. She wanted to buy an outfit for him. In the garment
store, she found two types of shirts: Formal and Denim. There were 3 choices for formals and 4 choices
for denims. There were two types of pants: Jeans and Formal, with 2 choices for each of them
Question 18
If any shirt can be worn with any pair of pants, the number of ways Leela can select an outfit for her son
are
a) 20
b)24
c)26
d)28
Answers
Given : two types of shirts: Formal and Denim. There were 3 choices for formals and 4 choices for denims. There were two types of pants: Jeans and Formal, with 2 choices for each of them
To find : If any shirt can be worn with any pair of pants, the number of ways Leela can select an outfit for her son
Solution:
shirts:
3 choices for formals and
4 choices for denims.
=> Total available Choices for Shirt = 3 + 4 = 7
two types of pants:
Jeans and Formal, with 2 choices for each of them
=> Total available Choices of Pants = 2 + 2 = 4
Leela can select an outfit for her son in 7 * 4 = 28 Ways
Leela can select an outfit for her son in 28 ways
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