A person decided to build a house in 100days. He employed 100men in the beginning and 100 more after 25 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? Choose the correct choice from the following options
A) 7  B) 5  C) 2  D) 3  E) 1
200 men do the rest of the work in   100-25= 
<gadget id="calculator">  100-25</gadget>
<output>75</output>
75 days   100 men can do the rest of the work in 75*200/100= 75days   Required number of days = 75-80 = 5 days   Answer is 5
<result>B</result>
A person decided to build a house in 100days. He employed 100men in the beginning and 100 more after 25 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?