A person decided to build a house in 100days. He employed 100men in the beginning and 100 more after 80 days and completed the construction in stipulated time. If he had not employed the additional men , how many days behind schedule would it have been finished?
Pick one.
A) 40
B) 80
C) 70
D) 60
E) 50
200 men do the rest of the work in   100-80= 
<gadget id="calculator">  100-80</gadget>
<output>20</output>
20 days   100 men can do the rest of the work in 20*200/100= 
<gadget id="calculator">20*200/100</gadget>
<output>40</output>
40days   Required number of days= 40-80 = 40 days   40nswer is 40
<result>A</result>
A person decided to build a house in 100days. He employed 100men in the beginning and 100 more after 80 days and completed the construction in stipulated time. If he had not employed the additional men , how many days behind schedule would it have been finished?