Thirty five percent of the portfolios managed by the Crocodile Brokers company (C.B.C.) hold Hatsopoulos stocks. Forty percent of the portfolios managed by C.B.C. hold McQuarrie stocks and do not hold Hatsopoulos stocks. Fifteen percent of the portfolios managed by C.B.C. hold Hatsopoulos stocks and do not hold McQuarrie stocks. What percent of the portfolios managed by C.B.C. do NOT hold McQuarrie stocks?
Choose the correct choice from the following answers:  A) 20  B) 25  C) 40  D) 60  E) 65
H represent those portfolios holding Hatsopoulos stocks   M represent those portfolios holding McQuarrie stocks   35% hold H =&gt; z+x=35z+x=35   40% hold M and do not hold H =&gt; y = 40   15% hold H and not M =&gt; z = 15   We have , x = 20   x+y+z=20+40+15= 
<gadget id="calculator">20+40+15</gadget>
<output>75</output>
75 x+y+z=20+40+15= 
<gadget id="calculator">20+40+15</gadget>
<output>75</output>
75   There are 25% portfolios holding neither H nor M.   Portfolios that do not hold M= z+(neither H nor M)z+(neither H nor M)   = 15+25= 
<gadget id="calculator">15+25</gadget>
<output>40</output>
40   ANSWER:40
<result>C</result>
Thirty five percent of the portfolios managed by the Crocodile Brokers company (C.B.C.) hold Hatsopoulos stocks. Forty percent of the portfolios managed by C.B.C. hold McQuarrie stocks and do not hold Hatsopoulos stocks. Fifteen percent of the portfolios managed by C.B.C. hold Hatsopoulos stocks and do not hold McQuarrie stocks. What percent of the portfolios managed by C.B.C. do NOT hold McQuarrie stocks?