5.) In 2012 the cost of a ticket to an arts festival was $30.This was 20% more than the ticket cost in 2011. Calculate the cost of the ticket in 2011.

Question

asked May 24, 2021 177k views

1 Answer

Harry Johnston · Answer 1 · 2021-05-30T11:14:29+0000

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Answer:

$25

Explanation:

If c is the 2011 cost, then we are told ...

30 = c + 20%×c

30 = 1.2c . . . . . . simplify

30/1.2 = c = 25 . . . . . divide by the coefficient of c

The 2011 cost was $25.