The school band sold 200 tickets to their conce

90 of the tickets were adult tickets, what perce

the tickets sold were adult tickets?

Show Your Work / Explain Your Reasoning,

The

90

adult tickets sold were

45

%

of the

200

tickets sold to the concert.

Explanation:

Since

90

tickets out of

200

were adult tickets, the percentage (represented as

x

) can be calculated by this equation:

200

*

x

100

=

90

2

200

*

x

100

=

90

2

x

=

90

Divide both sides by

2

.

x

=

45

45% of the tickets were adult tickets

Step-by-step explanation:

200/100 = 90/x

Cross multiplication

200x = 90*100

200x=9,000

x=45