The ratio of men to women in a class is 4 to 3. If 4 men drop out of the class and the ratio of men to women after the drop out is 10 to 9, then how many men are currently in the class?  Choices.
A) 14	B) 16	C) 18	D) 20	E) 22
Equation on the basis of question   4x-4/3x=10/9   x=6   Original number of men = 4*6= 
<gadget id="calculator">4*6</gadget>
<output>24</output>
24   Original Number of Women= 3*6= 
<gadget id="calculator">3*6</gadget>
<output>18</output>
18   Current number of men= 24-4= 
<gadget id="calculator">24-4</gadget>
<output>20</output>
20 (Answer)   Current number of women= 18   Ratio = 20/18= 10/9 ( Just to verify)   Ans 20
<result>D</result>
The ratio of men to women in a class is 4 to 3. If 4 men drop out of the class and the ratio of men to women after the drop out is 10 to 9, then how many men are currently in the class?