In a end-of-season sale, the prices at a store have been cut to 80%. How many dollars would a $50 item cost?  Answers:
A) $15
B) $10
C) $21
D) $20
E) None of these
Solution   Actual Cost of the item is $50   80%cut off on cost of the item = $50*80/100= 
<gadget id="calculator">50*80/100</gadget>
<output>40</output>
$40   So Actual cost minus cut off percentage cost= $50- $40= $10   Answer $1050-  40= 
<gadget id="calculator">50-  40</gadget>
<output>10</output>
$10   Answer $10
<result>B</result>
In a end-of-season sale, the prices at a store have been cut to 80%. How many dollars would a $50 item cost?