Tickets to the Biggest Loser Contest cost

$3.00 for children and $4.50 for adults. If

225 tickets were sold for a total of $937.50,

How many children's tickets were sold?

50 children's tickets were sold.

Step-by-step explanation:

Given:

Tickets to the Biggest Loser Contest cost  $3.00 for children and $4.50 for

adults. If  225 tickets were sold for a total of $937.50.

Now, to get the children's tickets sold.

Let the number of children tickets be

And let the number of adult tickets be

So, the total number of tickets sold:

Now, the total amount of the tickets sold:

Substituting the value of from equation (1) we get:

Subtracting both sides by 1012.50 we get:

Dividing both sides by -1.50 we get:

The number of children tickets = 50.

Therefore, 50 children's tickets were sold.

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.