Answer :

$742.50 divided by 75% gives you $990. 
You divide cause to get the discounted price you would multiply by 75%, so essentially you're undoing this operation.
eah
After a 25% reduction.
So, 742,5 is 75% of the price.

Original price is called x.
[tex] \frac{75}{100}x=742,5 \\ \\ 0,75x=742,5 \\ \\ x= \frac{742,5}{0,75} \\ \\ x=990 \\ \\ ANSWER = \$990[/tex]