Question

a builder employed 4000 workers to work on a residential project at the end of the first year 10% worker removed at the end of second year those working at the time whereas it did however the complete the time the number of workers were increased by 15% at the end of the third year how many workers for walking during the fourth year ..​

Answer 1

Answer:

4140 workers please read the below explaination

Step-by-step explanation:

10℅of 4000workers=400 so no of workers in the second year=4000-400=3600 now again the number of workers were increased by15℅ at the end of the third year.So 15℅of 3600=540 . So no. of workers during the fourth year =no.of workers in third year +540=3600+540=4140 .Therefore no. of workers in the fourth year are 4140