At a particular graduation party with 300 guests, 70% of the guests brought gifts, and 40% of the female guests brought gifts. If 15 males did not bring gifts to the party, how many females did bring gifts? Choose one:
A) 18
B) 28
C) 50
D) 68
E) 70
the correct method   total = 300..   70% of 300 = 210 got gifts..   90 did not get gift, out of which 15 are males, so remaining   90-15= 
<gadget id="calculator">  90-15</gadget>
<output>75</output>
75 are females..   But 40% females brought gift, so 60% did not get it..   so 60%= 75, 100%= 75*100/60=125..   ans 40% of 125 =50   50
<result>C</result>
At a particular graduation party with 300 guests, 70% of the guests brought gifts, and 40% of the female guests brought gifts. If 15 males did not bring gifts to the party, how many females did bring gifts?