Rahul has a gift voucher with which he can buy one item or two items of different category. There are ten formal shirts, fifteen casual shirts, ten formal pants, and fifteen casual pants he can choose from. What are the total number of different ways in which Rahul can use the gift voucher?
Answers
Answer:
Step-by-step explanation:
Given : Rahul has a gift voucher with which he can buy one item or two items of different category.
There are ten formal shirts, fifteen casual shirts, ten formal pants, and fifteen casual pants he can choose from.
To Find : What are the total number of different ways in which Rahul can use the gift voucher
Solution:
buy one item
then 10 + 15 + 10 + 15 = 50 ways
Buy two items from Different category
2 categories can be selected out of 4 category in 6 way
ways = 10 * 15 + 10 * 10 + 10 * 15 + 15 * 10 + 15 * 15 + 10 * 15
= 150 + 100 + 150 + 150 + 225 + 150
= 925
Total ways = 50 + 925 = 975
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