A shoe shop sells four different brands of shoes( brand A, B,C and D),
I) brand A cost 5% less than brand B
II) brand C cost 15% less than brand A
III) brand D cost 10% less than brand C
what percent of brand B's cost is brand D?
Select
A) 70.5%
B) 62.2%
C) 60.9%
D) 62.5%
E) 72.9%
Let the cost of brand B be $100   I) brand A cost 5% less than brand B --100-5= 
<gadget id="calculator"> --100-5</gadget>
<output>95</output>
95   II) brand C cost 15% less than brand A --95-13.95= 
<gadget id="calculator"> --95-13.95</gadget>
<output>81.05</output>
81.05   III) brand D cost 10% less than brand C --81.05-8.105= 
<gadget id="calculator"> --81.05-8.105</gadget>
<output>72.945</output>
72.945   what percent of brand B's cost is brand D=72.945*100/100   Answer is 72.9%
<result>E</result>
A shoe shop sells four different brands of shoes( brand A, B,C and D),
I) brand A cost 5% less than brand B
II) brand C cost 15% less than brand A
III) brand D cost 10% less than brand C
what percent of brand B's cost is brand D?