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Question 1
There are 65 employees in a company. Each employee pays a certain amount of money for food/day. If the number of employees increased by 10, the expenditure on food increased by RS. 65/day while average expenditure of employees is reduced by 1. What was the initial expenditure on the food per day?
Question 2
Ankit has a specific average for 8 innings. In the ninth innings, he scores 113 runs in this manner his average increases by 11 runs. His new average is:
Question 3
A is 30% more than half of B and B is 20% less than C. If average of A, B and C is 116 then what is value of A?
Question 4
The average speed of a car is 6/5 times the average speed of a bus. Also, a tractor covers 450 km in 18 hours. If the speed of the bus is double to that of the speed of tractor then how much distance will the car cover in 6 hours?
Question 5
The average of the first fifteen natural numbers which leave a remainder 1 when divided by 5 is
Question 6
The average age of four boys A, B, C and D is 5 years and the average age of A, B, D, E is 6 years and C is 8 years old. The age of E is (in years)
Question 7
Find the average of the following set of scores- 125, 236, 334, 486, 564, 625, 702, 800
Question 8
The average of the four consecutive even numbers P, Q, R and S in ascending order is 55. What is the product of Q and S?
Question 9
A number consists of two digits whose sum is 8. If 18 is subtracted from the number, the digits interchange their places. What is the number?
Question 10
In a class, average height of all students is 'a' cms. Among them, average height of 10 students is 'b' cms and the average height of the remaining students is 'c' cms. Find the number of students in the class. (Here a>c and b>c )
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May 13SSC & Railway
