Aptitude 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
101). The sum of the digits of a three digit number is 16. If the ten's digit of the number is 3 times the unit's digit and the unit's digit is one-fourth of the hundredth digit, then what is the number ?
A). 446
B). 561
C). 682
D). 862
102). If \( \Large x^{11} = y^{0} \) and x = 2y, then y is equal to ----
A). \( \Large \frac{1}{2} \)
B). 1
C). -1
D). -2
103). Pipes A and B can fill a tank in 5 and 6 h respectively. Pipe C can empty it in 12 h. The tank is half full. All the three pipes are in operation simultaneously. After how much lime the tank will be full?
A). \( \Large 3 \frac{9}{17} h \)
B). 11 h
C). \( \Large 2 \frac{8}{11} h \)
D). \( \Large 1 \frac{13}{17} h \)
104). In climbing a 21 m long round pole, a monkey climbs 6 m in the first minute and slips 3 m in the next minute. What time (in minutes) the monkey would take to reach the top of the pole?
A). 11
B). 14
C). \( \Large 14 \frac{2}{3} \)
D). 9
105). The solution of the equation \( \Large \sqrt{25 - x^{2}} = x - 1 \) are
A). x = 3 and x = 4
B). x = 5 and x = 1
C). x = -3 and x = 4
D). x = 4 and x \( \Large \neq \) -3


106). Which one of the following is a factor of \( \Large x^{3} - 19x + 30 \) ?
A). x - 2
B). x + 2
C). x - 1
D). x + 1
107). The value of \( \Large (\frac{1}{x^{2}}) + (\frac{1}{y^{2}}) \), where \( \Large x = 2 + \sqrt{3} \) and \( \Large y = 2 - \sqrt{3} \), is
A). 14
B). 12
C). 10
D). 15
108). If x : y : z :: 1 : 3 : 5, then the value \( \Large \frac{\sqrt{x^{2} + 7y^{2} + 9z^{2}}}{x} \) is
A). 7
B). 17
C). 13
D). 1
109). If (x + 1) is factor of \( \Large 2x^{3} - ax^{2} - (2a - 3) x + 2 \), then the value of 'a' is
A). 3
B). 2
C). \( \Large \frac{3}{2} \)
D). \( \Large \frac{1}{2} \)
110). In a journey for each 10 km of next journey the fare of a taxi is increased by Rs. 10. If for the first 10 km the fare is Rs. 50, what total fare would be paid for a journey of 80 km ?
A). Rs. 670
B). Rs. 680
C). Rs. 690
D). Rs. 580
Go to :
Total Pages : 361