Mathematics, 30.10.2019 06:31 alexscott

10 !
roberto purchased airline tickets for his family of 4. the tickets cost $1,250. the airline also charged a luggage fee, bringing the total cost to $1,400. what is the percent increase in the cost due to the luggage fee?

a. the cost increase was 12%.
b. the cost increase was 20%.
c. the cost increase was 48%.
d. the cost increase was 89%.

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10 !
roberto purchased airline tickets for his family of 4. the tickets cost $1,250. the airl...

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