Directions: Read the data given carefully and answer the following questions.

In a survey conducted before opening a new android shop on 5000 people, it was found that 45% of people preferred using Redmi, 45% preferred using Samsung, and 50% preferred using Realme. Out of this, 10% said that they would prefer Redmi and Realme only, another 10% prefer Redmi and Samsung alone while 10% of people surveyed opted for Realme and Samsung but not Redmi. 5% people surveyed were of the opinion that they would prefer all the three.