Data Sufficiency questions Practice Question and Answer

Q:

Directions: The following questions are accompanied by three statements (A) or (I), (B) or (II), and (C) or (III). You have to determine which statement(s) is/are sufficient/necessary to answer the questions.

What is rate of interest per annum?
A. The amount becomes Rs 9331.20 in 2 years at compound interest.
B. The difference between CI and SI at the same rate of interest in 2 yrs is Rs 51.20.
C. The amount invested in Rs 8000.

1058 0

  • 1
    Only A and B together
    Correct
    Wrong
  • 2
    Only B and C together
    Correct
    Wrong
  • 3
    B and either A or C only
    Correct
    Wrong
  • 4
    C and either A or B only
    Correct
    Wrong
  • 5
    Any two of them
    Correct
    Wrong
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Answer : 4. "C and either A or B only "

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Answer : 4. "Either only I or II and III"

Q:

Directions:  In the following two equations questions numbered (I) and (II) are given. You have to solve both equations and
Give answer
(a) If x > y
(b) If x ≥ y
(c) If y > x
(d) If y ≥ x
(e) If x = y or no relation can be established

$$ {I.x^{2}=81}$$
$$ {II.(y-9)^{2}}=0$$

1040 0

  • 1
    (A)
    Correct
    Wrong
  • 2
    (B)
    Correct
    Wrong
  • 3
    (C)
    Correct
    Wrong
  • 4
    (D)
    Correct
    Wrong
  • 5
    (E)
    Correct
    Wrong
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Answer : 4. "(D)"

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Answer : 1. "A"

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