Question 11420
At 25% off, the Selling price is only 75% 

Which means that 75%of CostPRice= 465
What will 100% equal??

(100x465)/75 = $620

Check:
25% off means 25/100 off 0r 1/4th off
1/4th of 620 = 1/4 x 620 = 155

620-155 = 465   Yay!!!