Searching for "Row"

Q:

In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly.

42 44 38
23 55 28
37 ? 39

A) 22 B) 33
C) 66 D) 77
 
Answer & Explanation Answer: A) 22

Explanation:

 

In the first row, (42 - 38) x 11 = 44.
In the second row, (28 - 23) x 11 = 55.
.'. In the third row, missing number = (39 - 37) x 11 = 2 x 11 = 22.

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Q:

In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly.

1 3 7
5 12 14
25 ? 28
125 192 56

A) 64 B) 56
C) 48 D) 40
 
Answer & Explanation Answer: C) 48

Explanation:

 

 

 

 

The sequence in first column is x 5. Thus, 1 x 5 = 5,  5 x 5 = 25,  25 x 5 = 125.
The sequence in third column is x 2. Thus, 7x 2 = 14,  14 x 2 = 28,  28 x 2 = 56.
The sequence in second column is x 4.
.'. Missin number = 12 x 4 = 48.

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Q:

In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly.

13 12 5
17 15 8
25 24 ?

29

21 20

A) 7 B) 9
C) 11 D) 15
 
Answer & Explanation Answer: A) 7

Explanation:

 Clearly, (3rd column)2 + (2nd column)2 = (1st column)2
In the first row, 52 + 122 = 132.
In the second row, 82 + 152 = 172.
Let the missing number in the third row be y.
Then y2 + 242 = 252 or y2 + 576 = 625 or y2 = 49 or y = 7.

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Q:

In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly.

5 6 7
3 4 5
9 10 11
345 460

?

A) 535 B) 577
C) 755 D) 775
 
Answer & Explanation Answer: B) 577

Explanation:

 

 

In the first column, 3 x 100 + 5 x 9 = 345.
In the second column, 4 x 100 + 6 x 10 = 460.
.'. In the third column, missing number = 5 x 100 + 7 x 11 = 577.

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Q:

In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly.

28 60 48
5 6 7
17 30 7
7 ? 16

A) 18 B) 23
C) 24 D) 27
 
Answer & Explanation Answer: D) 27

Explanation:

 The number in the second column is three times the difference between the numbers in the third and first columns.
So, missing number = 3 x ( 16 - 7 ) = 3 x 9 = 27.

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Q:

You are passing by a river and you know swimming. Suddenly, you hear the cry o f a drowning child. You would :

A) dive into the river to save him. B) wait to see if some other person is there to help
C) look for professional divers D) console the child’s parents.
 
Answer & Explanation Answer: A) dive into the river to save him.

Explanation:
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Q:

Four usual dice are thrown on the ground. The total of numbers on the top faces of these four dice is 13 as the top faces showed 4, 3, 1 and 5 respectively. What is the total of the faces touching the ground?

A) 12 B) 13
C) 15 D) Cannot be determined
 
Answer & Explanation Answer: C) 15

Explanation:

In a usual dice, the sum of the numbers on any two opposite faces is always 7. Thus, 1 is opposite 6, 2 is opposite 5 and 3 is opposite 4.

 

Consequently, when 4, 3, 1 and 5 are the numbers on the top faces, then 3, 4, 6 and 2 respectively are the numbers on the face touching the ground. The total of these numbers = 3 + 4 + 6 + 2 = 15.

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Filed Under: Cubes and Dice

Q:

A cube has six different symbols drawn over its six faces. The symbols are dot, circle, triangle, square, cross and arrow. Three different positions of the cube are shown in figures X, Y, and Z.

Which symbol is opposite the dot?

A) Circle B) Triangle
C) Arrow D) Cross
 
Answer & Explanation Answer: D) Cross

Explanation:

From figures X and Y, we conclude that dot, circle, square and cross lie adjacent to the triangle. Therefore, the arrow must lie opposite the triangle. From figures X and Z, we conclude that dot, triangle, arrow and cross lie adjacent to the circle. Therefore, the square must lie opposite the circle. Thus, the arrow lies opposite the triangle, the square lies opposite the circle and consequently, the cross lies opposite the dot.

 

As analysed above, the cross lies opposite the dot.

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Filed Under: Cubes and Dice