July 22nd, 2020 by Ravi Handa
In this post, we will learn about logical reasoning concepts on selection and group formation that is frequently asked in CAT exam. This topic generally deals with the selection of a team of say ‘r’ members from ‘n’ (n>r) available for selection or it can be the selection of committee of certain number of members. Certain number of constraints drives this selection. In order to understand these constrains and the implicit details related to them, let us start the discussion with an example.
Question: Among five students of group I – A, B, C, D, E and six students of group I
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Posted in CAT, IIFT, LR DI Funda, MBA, SNAP, Solved Examples, XAT, XAT Funda
December 31st, 2019 by Ravi Handa
Logical Reasoning - Set - A high security research lab requires
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
A high security research lab requires the researchers to set a pass key sequence based on the scan of the five fingers of their left hands. When an employee first joins the lab, her fingers are scanned in an order of her choice, and then when she wants to re-enter the facility, she has to scan the five fingers in the same sequence.
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December 31st, 2019 by Ravi Handa
Logical Reasoning - Set - Eight friends: Ajit, Byomkesh, Gargi, Jayanta
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
Eight friends: Ajit, Byomkesh, Gargi, Jayanta, Kikira, Manik, Prodosh and Tapesh are going to Delhi from Kolkata by a flight operated by Cheap Air. In the flight, sitting is arranged in 30 rows, numbered 1 to 30, each consisting of 6 seats, marked by letters A to F from left to right, respectively. Seats A to C are to the left of
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December 31st, 2019 by Ravi Handa
Logical Reasoning - In an 8 X 8 chessboard a queen
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
In an 8 X 8 chessboard a queen placed anywhere can attack another piece if the piece is present in the same row, or in the same column or in any diagonal position in any possible 4 directions, provided there is no other piece in between in the path from the queen to that piece.
The columns are labelled a to h (left to right) and the rows are nu
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December 31st, 2019 by Ravi Handa
Logical Reasoning - A tea taster was assigned
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
A tea taster was assigned to rate teas from six different locations - Munnar, Wayanad, Ooty, Darjeeling, Assam and Himachal. These teas were placed in six cups, numbered 1 to 6, not necessarily in the same order. The tea taster was asked to rate these teas on the strength of their flavour on a scale of 1 to 10. He gave a unique integer rating to each tea.
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December 29th, 2019 by Ravi Handa
Logical Reasoning - Four cars need to travel from Akala to Bakala
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
Four cars need to travel from Akala (A) to Bakala (B). Two routes are available, one via Mamur (M) and the other via Nanur (N). The roads from A to M, and from N to B, are both short and narrow. In each case, one car takes 6 minutes to cover the distance, and each additional car increases the travel time per car by 3 minutes because
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December 29th, 2019 by Ravi Handa
Logical Reasoning - A new airlines company is planning to start operations in a country
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
A new airlines company is planning to start operations in a country. The company has identified ten different cities which they plan to connect through their network to start with. The flight duration between any pair of cities will be less than one hour. To start operations, the company has to decide on a daily
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December 29th, 2019 by Ravi Handa
Logical Reasoning - In a square layout
DILR - Logical Reasoning - In a square layout
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
In a square layout of size 5m × 5m, 25 equal sized square platforms of different heights are built. The heights (in metres) of individual platforms are as shown below:
Individuals (all of same height) are seated on these platforms. We say an individual A can reach art individual B if all the three following conditions are met:
(i
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December 29th, 2019 by Ravi Handa
Logical Reasoning - There are 21 employees working in a division
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
There are 21 employees working in a division, out of whom 10 are special-skilled employees (SE) and the remaining are regular skilled employees (RE). During the next five months, the division has to complete five projects every month. Out of the 25 projects, 5 projects are "challenging", while the remaining ones are "standard". Each
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December 28th, 2019 by Ravi Handa
DILR - Logical Reasoning - Healthy Bites is a fast food joint serving three items: burgers, fries and ice cream
DILR - Logical Reasoning - Set
The following set contains four questions related to Logical Reasoning. Choose the best answer to each question.
Healthy Bites is a fast food joint serving three items: burgers, fries and ice cream. It has two employees Anish and Bani who prepare the items ordered by the clients. Preparation time is 10 minutes for a burger and 2 minutes for an order of ice cream. An employee can prepare only one of
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