At a particular graduation party with 220 guests, 70% of the guests brought gifts, and 40% of the female guests brought gifts. If 12 males did not bring gifts to the party, how many females did bring gifts? Choose the correct choice: A) 18 B) 36 C) 42 D) 68 E) 70
the correct method   total = 220..   70% of 220= 154 got gifts..   66 did not get gift, out of which 12 are males, so remaining 60-12=54 are females..   But 40% females brought gift, so 60% did not get it..   so 60% = 54, 100%= 54*100/60= 90..   ans 40% of 90 =36   36
<result>B</result>
At a particular graduation party with 220 guests, 70% of the guests brought gifts, and 40% of the female guests brought gifts. If 12 males did not bring gifts to the party, how many females did bring gifts?