Three seventh of a number is 12 more than 40% of that number. What will be the 10% of that number?
Choices
A) A)148
B) B)210
C) C)21
D) D)248
E) E)258
3/7 x – 40/100 x = 12   x = 35 * 12   35 * 12 * 10/100= 
<gadget id="calculator">35 * 12 * 10/100</gadget>
<output>42</output>
42/2= 
<gadget id="calculator">42/2</gadget>
<output>21</output>
21   ANSWER:21
<result>C</result>
Three seventh of a number is 12 more than 40% of that number. What will be the 10% of that number?