A bungalow has one of its room located on the first floor and there are three identical 100 watt electrical bulbs fixed in the room. Each bulb is connected to a specific switch located at the basement. There are only three switches in the basement. All the bulbs are switched off at present and you are also at the basement area. The first floor cannot be seen from the basement area. If you are allowed to use your common prudence, what is the minimum number of times that you will have to go from basement to first floor to identify which switch goes to which bulb?

correct answer:-**3**

sing the information given below answer the questions:

A chef is trying a recipe for a tasty ice cream using four ingredients. He can choose from three liquids for taste which are labeled A, B and C which are stable in nature and the choice for flavor can be from four liquids which are labeled W, X, Y and Z. For the new ice cream recipe to be tasty, there must be two liquids from the taste giving liquids. Also certain liquids cannot be mixed because of their reactions which makes it unhealthy for human consumption and the same is given below B cannot be mixed with W C cannot be mixed with Y Y cannot be mixed with Z

If the chef calculated that Y is the most important flavor and must be used in the recipe, which other ingredients must be part of the recipe ?

correct answer:-**2**

sing the information given below answer the questions:

A chef is trying a recipe for a tasty ice cream using four ingredients. He can choose from three liquids for taste which are labeled A, B and C which are stable in nature and the choice for flavor can be from four liquids which are labeled W, X, Y and Z. For the new ice cream recipe to be tasty, there must be two liquids from the taste giving liquids. Also certain liquids cannot be mixed because of their reactions which makes it unhealthy for human consumption and the same is given below B cannot be mixed with W C cannot be mixed with Y Y cannot be mixed with Z

'If the chef rejected B because of its possible side effects but decided to use Z, which is a possible combination of the four ingredients in the recipe ?

correct answer:-**1**

sing the information given below answer the questions:

A chef is trying a recipe for a tasty ice cream using four ingredients. He can choose from three liquids for taste which are labeled A, B and C which are stable in nature and the choice for flavor can be from four liquids which are labeled W, X, Y and Z. For the new ice cream recipe to be tasty, there must be two liquids from the taste giving liquids. Also certain liquids cannot be mixed because of their reactions which makes it unhealthy for human consumption and the same is given below B cannot be mixed with W C cannot be mixed with Y Y cannot be mixed with Z

Which of the following must always be true ?

I. If C is used W must be added

II. If Y is used B must be added

III. If C is not used W cannot be added

correct answer:-**2**

Five persons with names P, M, U, T and X live separately in any one of the following: a palace, a hut, a fort, a house or a hotel. Each one likes two different colors from among the following: blue, black, red, yellow and green. U likes red and blue. T like black. The person

living in a palace does not like black or blue. P likes blue and red. M likes yellow. X lives in a hotel. M lives in a:

correct answer:-**2**

Sangeeta remembers that her father’s birthday was certainly after eighth but before thirteenth of December. Her sister Natasha remembers that their father’s birthday was definitely after ninth but before fourteenth of December. On which date of December was their father’s birthday ?

correct answer:-**4**

A, B and C are three students from Don School and P, Q and R are three students fro Elite School. Q is brighter than R but duller than the Don School student who is brighter than A. The same Don School student is duller than P but is brighter than C.

Who is brightest amongst all?

correct answer:-**2**

A, B and C are three students from Don School and P, Q and R are three students fro Elite School. Q is brighter than R but duller than the Don School student who is brighter than A. The same Don School student is duller than P but is brighter than C.

Who is the dullest amongst the three students from Elite School?

correct answer:-**3**

Seven People A, B, C, D, E, F, G are planning to enjoy boating. There are only two boats, and the following conditions are to be kept in mind.

(I) A will go in the same boat in which E is to go.

(II) F cannot go in the same boat in which C is, unless D is also accompanying.

(III) Neither B nor C can be given the boat in which G is.

(IV) The maximum number of persons in one boat can be four only.

If F and B are in one boat, which of the following statements is true?

correct answer:-**1**

Seven People A, B, C, D, E, F, G are planning to enjoy boating. There are only two boats, and the following conditions are to be kept in mind.

(I) A will go in the same boat in which E is to go.

(II) F cannot go in the same boat in which C is, unless D is also accompanying.

(III) Neither B nor C can be given the boat in which G is.

(IV) The maximum number of persons in one boat can be four only.

If E gets the boat with F, which of the following is the complete and accurate list of the people who must be sitting in other boat?

correct answer:-**4**

Read the following about the grid given below and answer.

$$\rightarrow$$ The cells in this grid contain the digits 1 to 9 in random order.

$$\rightarrow$$ Column A contains no odd digits.

$$\rightarrow$$ Cell C3 minus Cell C2 equals 4.

$$\rightarrow$$ The sum of three digits in Row 1 is 17.

$$\rightarrow$$ Number 7 is in Column B; its left hand neighbour is not 4.

$$\rightarrow$$ The digits of Column C add up to 14.

$$\rightarrow$$ 2 is not in the same horizontal row as 8; and 9 is not immediately below 3.

Which cell holds the number 9?

correct answer:-**2**

You have three chests in front of you. The first chest is labeled “GOLD”, the second is

labeled “SILVER” and the third is labeled “GOLD OR SILVER”. You have been told that all the

labels are on the wrong chests and that one chest contain gold coins, one contains silver

coins and one contains bronze coins. How many chests do you need to

open to deduce which label goes on which chest?

correct answer:-**3**

Study this matrix.

In this game there are two players. The first player can split the matrix vertically into two equal halves and choose one half for further play. The next move on this half is by the other player who will be split it only horizontally and choose one half for further play. The game will continue in this manner. At the end, the last number left is the first player's gain. If you start the game, retain the right half and, again right half after your opponent's move, then how should your opponent play to minimize your gain?

correct answer:-**2**

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