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IBM Logical Questions

IBM Logical Questions

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Q #1

Logical Question

Directions: These questions are based on the following table, which gives the fatality and accident rates in coal mines in India for the period 1973 to 1989.

The figures given above were released on December 1, 1989. After the figures were released, 5% of the seriously injured workers died. What is the resultant percentage increase that the fatalities figure for that year should undergo, assuming there were no fresh accidents in December 1989?

Q #2

Logical Question

Directions: Answer the questions on the basis of the information given below.

Some children were taking free throws at the basketball court in school during lunch break. Below are some facts about how many baskets these children shot.
I. Ganesh shot 8 baskets less than Ashish.
Ii. Dhanraj and Ramesh together shot 37 baskets.
Iii. Jugraj shot 8 baskets more than Dhanraj.
Iv. Ashish shot 5 baskets more than Dhanraj.
V. Ashish and Ganesh together shot 40 baskets.

Which of the following statements is true?

Ramesh shot 18 baskets and Dhanraj shot 19 baskets is correct

Q #3

Logical Question

Directions: Five roommates – R, S, T, U and V, - each do one housekeeping task – mopping, sweeping, laundry, vacuuming or dusting, one day a week, Monday through Friday

  • V does not vacuum and does not do his task on Tuesday
  • S does the dusting and does not do it on Monday or Friday
  • The mopping is done on Thursday
  • T does his task, which is not vacuuming, on Wednesday
  • The laundry is done on Friday and not by U
  • R does his task on M

What task does V do ?

V does not vacuum, dust or sweep. U does not do the laundry, so V must be doing that

Q #4

Logical Question

Directions:For questions, Read the following information and answer the questions given below.

There is a group of six students M, N, O, P, Q and R in a class. Each of the six students opt for two subjects, one compulsory and the other optional subject. P's optional subject was Geography while three others have it as a compulsory subject. Q and R have Chemistry as one of their subjects. R's compulsory subject is Physics which is an optional subject of both O and Q. Geography and English are M's subjects, as compulsory and optional respectively. Biology is an optional subject of only one of them. The only female student in the group is the one who has Geography as the optional subject and English as the compulsory one

Who is the female student in the group?

Q #5

Logical Question

Directions: In each question, you are given certain data followed by two statements. For answering the questions:

  • Mark 1. If  statement (a) is insufficient to answer the question.
  • Mark 2. If  statement (b) is insufficient to answer the question.
  • Mark 3. If both the statements together are sufficient to answer the question, but neither statement alone is sufficient.
  • Mark 4. If each statement alone is sufficient to answer the question.
  • Mark 5. If both the statements together are not sufficient to answer the question.

By how much percentage has the Lateral surface area has increased of a Cylinder?

  1. Radius of the circle has increased by 10 %
  2. Height has increased by 20%


Explanation: Yes you can determine the percent change in the lateral surface area if u know the percent change of radius.