In a office, 72% people liked Tea and 44% people liked Coffee. If each of them liked either Coffee or Tea and 40 liked both, what is the number of employee?

Correct Answer: 250
(72p/100)+(44p/100)-40=p (72p/100)+(44p/100)-p=40 (72p+44p-100p)/100=40 16p=40*100 p= 4000/16 p=250