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.

1349 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 "

Q:

Direction : Each of the questions below consists of a question and three statements numbered I, II and III given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. 

Who is the daughter-in-law of P?
I.  Q is brother of E. F is wife of G's nephew.
II. X is brother of H. M is son of H. F is mother of M.
III. P is wife of E. E is father of H. E has two children. 

1328 0

  • 1
    Only I and III
    Correct
    Wrong
  • 2
    Only I, II and III
    Correct
    Wrong
  • 3
    Only II and III
    Correct
    Wrong
  • 4
    Question cannot be answered even with I, II and III
    Correct
    Wrong
  • 5
    Only I and II
    Correct
    Wrong
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Answer : 3. "Only II and III "

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 the inradius of a right-angled triangle?
A. The area of the triangle is known.
B. Any two sides of the triangle are known.
C. The perimeter of the triangle is known.

1264 0

  • 1
    B alone is sufficient
    Correct
    Wrong
  • 2
    A and C together are sufficient
    Correct
    Wrong
  • 3
    Any one statement is sufficient
    Correct
    Wrong
  • 4
    Either B alone or A and C together are sufficient
    Correct
    Wrong
  • 5
    All together are necessary
    Correct
    Wrong
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Answer : 4. "Either B alone or A and C together are sufficient"

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