Challenge Prelims V1.0 – Day 23 – CSAT Paper

1. In a party, 75 persons took tea, 60 persons took coffee and 15 persons took both tea and coffee. No one taking milk takes tea. Each person takes at least one drink.

Question: How many persons attended the party?

Statement 1: 50 persons took milk

Statement 2: Number of persons who attended the party is five times the number of persons who took milk only

Which one of the following is correct in respect of the above Question and Statements? (UPSC 2023)

2. If among 200 students, 105 like science and 134 like maths, then number of students who like only maths can possibly be

3. In a classroom, 50 students like Maths, 60 students like Science and 20 students like both Maths and Science. Students who like History doesn’t like Science. Each students likes at least one among Maths, Science or History. If there are a total of 100 students in the class, then find the number of students who like only History?

4. 29 paintings are displayed in an art exhibition, which are made by using either oil colours or water colours or both. Oil and water colours have been used in making 16 and 19 of these paintings respectively. What is the number of paintings in which both types of colours have been used?

5. Out of 100 villagers, 60 receive Rs 6000 per year under PM KISSAN scheme. If for 70 of the villagers, agriculture is the primary source of income, then which of the following statements is true?

Statement-1: At least 10 of the villagers whose primary income is not from agriculture, receives Rs 6000 under PM KISSAN.

Statement-2: At least 30 of the villagers whose primary income is from agriculture, receives Rs 6000 under PM KISSAN.