Permutation and combination Questions and answers

  1. Aptitude
    1. Compound interest
    2. Boat and Stream
    3. Trains
    4. Percentage
    5. Discount
    6. Mixture and Allegation
    7. Unitary Method
    8. Work and Wages
    9. Pipes and Cisterns
    10. Linear Equations
    11. Approximation
    12. Word problems
    13. Number System
    14. Time and Distance
    15. Average
    16. Ratio and Proportions
    17. Profit and Loss
    18. Partnership
    19. Permutation and combination
    20. Probability
    21. Problem on ages
    22. Time and work
    23. Simple and compound interest
    24. Mensuration
    25. Number series
41). In how many different ways can the letters of the word 'TRUST' be arranged?
A). 60
B). 240
C). 120
D). 25
42). In how many different ways can the letters of the word ATTEND be arranged?
A). 60
B). 120
C). 240
D). None of these
43). In how many different ways can the letters of the word 'BANKING' be arranged?
A). 5040
B). 2540
C). 5080
D). 2520
44). In how many different ways can the letters of the word 'PEANUT' be arranged?
A). 720
B). 360
C). 650
D). 700
45). The Committee should consist of 2 students, 2 teachers and 1 sports coach?
A). 25
B). 64
C). 9
D). 36


46). Any five people can be selected?
A). 126
B). 45
C). 120
D). 24
47). In how many different ways can the letters of the word 'LEASE' be arranged?
A). 240
B). 120
C). 25
D). 60
48). In how many different ways can the letters of the word 'CYCLE' be arranged?
A). 120
B). 240
C). 30
D). None of these
49). Two teachers from each stream are to be included?
A). 210
B). 180
C). 145
D). 96
50). No teacher from the commerce stream is to be included?
A). 81
B). 62
C). 46
D). 84
Go to :
Total Pages : 12