operations on numbers (6.papers)

hcf and lcm (5.papers)

averages (8.papers)

problems on ages (9.papers)

percentage (4.papers)

profit and loss (4.papers)

ratio and proportion (5.papers)

chain rule (5.papers)

time and work (4.papers)

pipes and cisterns (5.papers)

time and distance (5.papers)

problems on trains (8.papers)

boats and streams (7.papers)

partnership (6.papers)

simple interest (4.papers)

compound interest (2.papers)

permutation and combination (3.papers)

clock (2.papers)

calendar (3.papers)

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3

The average of six numbers is 32. The average of three of these numbers is 29. The average of the remaining three numbers is:

24

35

46

Data Inadequate

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5

The average of ten numbers is 9. If each number is multiplied by 15, then the average of new set of numbers is :

115

125

135

145

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8

Akhil has twice as much money as Sohan and Sohan has 50% more money than what Pankaj has. If the average money with them is Rs 110, then Akhil has

Rs 55

Rs 60

Rs 90

Rs 180

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9

The average salary per month of 55 employees in a company is Rs 8500. If the manager’s salary is added, the average salary increases to Rs 8800, what is the salary of the manager ?

10000

12000

23000

25300

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11

There are three sections of a class in a school. The number of students in the three sections is 28, 34 and 42 and the average age of the students in these sections separately is 14.5 years, 15.3 years and 16.7 years respectively. What is the average age of the class?

15.65 yrs

15.9 yrs

15.92 yrs

15.96 yrs

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12

The average age of a committee of six members is 43 years. A member aged 57 years retired and his place was taken by another member aged 29 years. The average age of the present committee is:

35.9 years

36 years

38.33 years

39.4 years

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18

Five years ago, the average age of P, Q and R was 37 years. With S joining them now, the average of all the four is 39 years. How old is S?

25 years

20 years

30 years

64 years

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