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Campus Recruitment Non-Tech Quiz- 39

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Question 1

The average of 5 numbers is 6. The average of 3 of these numbers is 8. What is the average of the remaining two numbers?

Question 2

A person travelled 124 km by car with uniform speed of 62 km/h and 34 km with speed of 68 km/h. What was his average speed throughout the journey?

Question 3

The average of 3 numbers (a,b, and c) is 65. If the first number is (4/9)th the sum of the other two numbers. What is the 1st number?

Question 4

A man walks 1 km on 1st day , 2 km on 2nd day , 3 km on 3rd day and so on . The total distance the man covers in 10 days is

Question 5

The average age of 40 students of a class is x years. A student of 30 years left the class and two more students of ages 26 years and 20 years, joined the class in place of him. If the average of the class was still x years then find the value of x.
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Dec 15GATE & PSU CS