A building contractor employs 20 male, 15 female and 5 child workers. To a male worker he pays Rs.25 per day, to a female worker Rs.20 per day and a child worker Rs.8 per day. The average wage per day paid by the contractor is? Answers: A) 12 B) 21 C) 87 D) 16 E) 12
20 15 5   25 20 8   500 + 300 + 40= 
<gadget id="calculator">500 + 300 + 40</gadget>
<output>840</output>
840/40= 
<gadget id="calculator">840/40</gadget>
<output>21</output>
21   Answer:21
<result>B</result>
A building contractor employs 20 male, 15 female and 5 child workers. To a male worker he pays Rs.25 per day, to a female worker Rs.20 per day and a child worker Rs.8 per day. The average wage per day paid by the contractor is?