diamondbuckley91 diamondbuckley91

14-10-2020
Mathematics

contestada

7.
If 3 tickets to a certain show cost $13.20, what would 7 tickets cost?

What is this answer?

Respuesta :

ricchad ricchad

14-10-2020

Answer:

$ 30.8

Step-by-step explanation:

ratio and proportion:

3 tickets = 7 tickets

$13.20 x

then cross multiply: 3 (x) = 13.20 (7)

simplify: 3x = 92.4

solve for x = 92.4 / 3

x = $ 30.8

therefore,

7 tickets costs $ 30.8

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