Cpt 2009 qa

Appendix
2009 - June
Paper - 4 : Quantitative Aptitude
Chapter 1 : Ratio and Proportion Indices and Logarithm
[1] If p then the value of is :
q
= − 2
3
2
2
p +
q
p −
q
(a) 1
(b) -1/7
(c) 1/7
(d) 7
[2] Fourth proportional to x, 2x, (x+1) is :
(a) (x+2)
(b) (x-2)
(c) (2x+2)
(d) (2x-2)
[3] If x = 3 1/3 + 3 −1/3 then find value of 3x 3 − 9x
(a) 3
(b) 9
(c) 12
(d) 10
[4] Find the value of :
[1 − {1 − (1 − x 2 ) −1 } −1/2
(a) 1/x
(b) x
(c) 1
(d) None of these
[5] log (m + n) = log m + log n, m can be expressed as:
(a) m =
n
n −1
(b) m =
n
n +1
(c) m =
n
n
+1

42 CPT Appendix : (Paper 4) Quantitative Aptitude
(d) m =
n
n
+
−
1
1
2
4 x + x −
[6] log ( ) log (x+1) = 2. Find x 4
(a) 16
(b) 0
(c) − 1
(d) None of these
Chapter 2 : Equations
[7] A straight line passes through the point (3,2). Find the equation of
the straight line.
(a) x + y = 1
(b) x + y = 3
(c) x + y = 5
(d) x + y = 2
[8] One root of the equation :
x 2 − 2(5+ m)x + 3(7+ m) = 0 is
reciprocal of the other.
Find the value of M.
(a) − 7
(b) 7
(c) 1/7
(d) − 1/7
[9] A straight line of x = 15 is :
(a) Parallel to Y axis
(b) Parallel to X axis
(c) A diagonal line.
(d) Passes through origin.
Chapter 4 : Simple and Compound Interest Including Annuity
Applications
[10] In how many years, a sum will become double at 5% p.a. compound
interest.

CPT Abridged Scanner : (Paper 4) Quantitative Aptitude 43
(a) 14.0 years
(b) 14.1 years
(c) 14.2 years
(d) 14.3 years
[11] The time by which a sum of money is 8 times of itself if it doubles
itself in 15 years.
(a) 42 years
(b) 43 years
(c) 45 years
(d) 46 years
[12] What is th rate of simple interest if a sum of money amounts to Rs.
2,784 in 4 years and Rs. 2,688 in 3 years ?
(a) 1% p.a.
(b) 4% p.a.
(c) 5% p.a.
(d) 8% p.a.
[13] A sum amount to Rs. 1,331 at a principal of Rs. 1,000 at 10 %
compounded annually. Find the time.
(a) 3.31 years
(b) 4 years
(c) 3 years
(d) 2 years
[14] Paul borrowers Rs. 20,000 on condition to repay it with compound
interest at 5% p.a. in annual instalment of Rs. 2,000 each. Find the
number of years in which the debt would be paid off.
(a) 10 years
(b) 12 years
(c) 14 years
(d) 15 years
Chapter 5 : Basic Concepts of Permutations and Combinations
[15] Number of ways of painting a face of a cube by 6 colours is______
(a) 36
(b) 6
(c) 24
(d) 1
[16] If ______ 18 Cr = 18 Cr + 2 find the value of r c . 5
(a) 55
(b) 50
(c) 56

(d) None of these
[17] 7 books are to be arranged in such a way so that two particular books
are always at first and last place. Final the number of arrangements.
(a) 60
(b) 120
(c) 240
(d) 480
[18] Find the number of arrangements in which the letters of the word
‘MONDAY’ be arranged so that the words thus formed begin with ‘M’
and do not end with ‘N’.
(a) 720
(b) 120
(c) 96
(d) None.
[19] In how many ways can 17 billiard balls be arranged if 7 of them are
black, 6 red and 4 white ?
(a) 4084080
(b) 1
(c) 8048040
(d) None of these
Chapter 6 : Sequence and Series Arithmetic and Geometric
Progression
[20] Σn2 defines :
(a)
n (n +1) (2n +1)
6
(b)
n (n +1)
2
(c)
⎡n (n + )
⎣ ⎢
⎤
⎦ ⎥
1
2
2
(d) None of these
[21] The sum of terms of an infinite GP is 15. And the sum of the squares
of the term is 45. Find the common ratio.
(a) 3/2
(b) 1
(c) − 2/3
(d) 2/3

[22] If in an A.P., Tn represents nth term.
If t t = 5:7 then = ______ 7 10 : t t 8 11 :
(a) 13 : 16
(b) 17 : 23
(c) 14 : 17
(d) 15 : 19
Chapter 8 : Limits and Continuity Intuitive Approach
n − n
−
[23] Lim = 108. Find n
x → 3
x
x
3
3
(a) 4
(b) − 4
(c) 1
(d) None of these
2 3 2 2 3 2
[24] lim =
x→c
(x + ) / − (c +
) /
x −
c
(a) C
(b) 1/c
(c) O
(d) None of the above.
Chapter 9 : Basic Concepts of Differential and Integral Calculus
[25] Find the value of
3 x 8 − x 2 dx
− ∫ 3
(a) 1
(b) − 1
(c) 0
(d) None of these
dy
dx
[26] If x 3 y 2 = (x − y)5 . Find at (1,2).
(a) − 7/9
(b) 7/9
(c) 9/7
(d) − 9/7
[27] Evaluate ∫ x.c x dx
(a) e x (x +1) + c
(b) e x ( x −1 ) + c

(c) e x + c
(d) x − e x + c
[28] Find
x
x
dx
3
( 2 +1) 3 ∫
(a) 1/4 (x 2 +1) −2 +1/ 2 (x 2 +1) −1 + C
(b) 1/4 (x 2 +1) −1 −1/ 2 (x 2 +1) + C
(c) 1/4 (x 2 +1) −2 −1/ 2 (x 2 +1) −1 + C
(d) None of these
Chapter 10 : Statistical Description of Data
[29] Mid values are also called ______
(a) Lower limit
(b) Upper limit
(c) Class mark
(d) None.
[30] Which of the following is not a two-dimensional figure ?
(a) Line Diagram
(b) Pie Diagram
(c) Square Diagram
(d) Rectangle Diagram.
[31] Less than type and more than type gives meet at a point known as :
(a) Mean
(b) Median
(c) Mode
(d) None
Chapter 11 : Measures of Central Tendency and Dispersion
[32] The median of x, x , x ,
x
is 10. 2 3 5
Find x where x > 0
(a) 24
(b) 32
(c) 8
(d) 16
[33] The average salary of 50 men was Rs. 80 but it was found that salary
of 2 of them were Rs. 46 and Rs. 28 which was wrongly taken as Rs.
64 and Rs. 82. The revised average salary is :

(a) Rs. 80
(b) Rs. 78.56
(c) Rs. 85.26
(d) Rs. 82.92
[34] Inter Quartile Range is______of Quartile Deviation.
(a) Half
(b) Double
(c) Triple
(d) Equal
[35] The sum of squares of deviation from mean of 10
observations is 250. Mean of the data is 10. Find the co-efficient of
variation.
(a) 10 %
(b) 25 %
(c) 50 %
(d) 0 %
[36] If A be the A.M. of two positive unequal quantities X and Y and G
be their G.M., then ;
(a) A < G
(b) A > G
(c) A # G
(d) A $ G
Chapter 12 : Correlation and Regression
[37] The two regression equations are :
2x + 3y + 18 = 0
x + 2y − 25 = 0
find the value of y if x = 9
(a) − 8
(b) 8
(c) − 12
(d) 0
[38] The correlation coefficient between x and y is − 1/2. The value of bxy
= − 1/8. Find by x.
(a) − 2
(b) − 4
(c) 0
(d) 2

[39] Ranks of two______.characteristics by two judges are in reverse
order then find the value of Spearman rank correlation co-efficient.
(a) − 1
(b) 0
(c) 1
(d) 0.75
Chapter 13 : Probability and Expected Value by Mathematical
Expectation
[40] If A and B are two independent events and P(AUB) = 2/5; P(B) =
1/3. Find P(A).
(a) 2/9
(b) - 1/3
(c) 2/10
(d) 1/10
[41] A bag contains 12 balls of which 3 are red 5 balls are drawn at
random. Find the probability that in 5 balls 3 are red.
(a) 3/132
(b) 5/396
(c) 1/36
(d) 1/22
[42] A random variable X has the following probability distribution.
X 0 1 2 3
P(x) 0 2K 3K K
Then, P (x<3) would be :
(a) 1/6
(b) 1/3
(c) 2/3
(d) 5/6
Chapter 14 : Theoretical Distribution
[43] In a poisson distribution P (x = 0) = P (X = 2). Find E (x).
(a) 2
(b) 2
(c) − 1
(d) 0

Chapter 15 : Sampling Theory
[44] In sampling, standard deviations are known as :
(a) Expectation
(b) Sampling Errors
(c) Standard Error
(d) All of the above
[45] When every member in population has an equal chance of being
selection, then that sampling is called ______
(a) Restrictive
(b) Purposive
(c) Subjective
(d) Non-restrictive
[46] Except sampling error, other errors in sampling are :
(a) Non sampling errors
(b) Standard errors
(c) Sampling fluctuations
(d) All of these
Chapter 16 : Index Numbers
[47] Fisher’S Index is based on :-
(a) Arithmetic Mean of Laspeyre and Paasche
(b) Geometric Mean of Laspeyre and Paasche
(c) Harmonic Mean of Laspeyre and Paasche
(d) Median of Laspeyre and Paasche.
[48] In Passche’s index, weights are based on :
(a) Current year quantities
(b) Base year quantities
(c) Weighted average prices
(d) None of these
[49] Fisher’s Ideal Index does not satisfy :
(a) Time Reversal Test
(b) Factor Reversal Test
(c) Unit Test
(d) Circular test
[50] ______ P01Q01 = which of following test satisfies the Σ
Σ
PQ
P Q
1 1
0 0
above?

(a) Time Reversal Test
(b) Factor Reversal Test
(c) Circular Test
(d) None of these.
Answer
1. (c) 2. (c) 3. (d) 4. (b)
5. (a) 6. (a) 7. (c) 8. (a)
9. (a) 10. (d) 11. (c) 12. (b)
13. (c) 14. (d) 15. (b) 16. (c)
17. (c) 18. (c) 19. (a) 20. (a)
21. (d) 22. (b) 23. (a) 24. (d)
25. (c) 26. (a) 27. (b) 28. (c)
29. (c) 30. (b) 31. (b) 32. (a)
33. (b) 34. (b) 35. (c) 36. (b)
37. (b) 38. (a) 39. (a) 40. (d)
41. (d) 42. (d) 43. (a) 44. (c)
45. (d) 46. (a) 47. (b) 48. (a)
49. (d) 50. (b)

Cpt 2009 qa

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