A number x is 5 times another number y. The percentage that y is less than x is	Choices:
A) 12.5%
B) 80%
C) 88%
D) 11%
E) 1%
Say y=1 and x=5.   Then y=1 is less than x=5 by (5-1)/5*100=4/5*100= 
<gadget id="calculator">4/5*100</gadget>
<output>80</output>
80%.   Answer: 80%.
<result>B</result>
A number x is 5 times another number y. The percentage that y is less than x is