Number, Ranking and Time Sequence Test Questions

Q:

 

If three groups could be formed using the given figures only once, these groups would be ___.

 

A) (9,3,6), (2,5,7) and (1,4,8) B) (8,3,6), (2,4,7) and (1,5,9)
C) (9,3,7), (2,4,6) and (1,5,8) D) (9,3,6), (2,4,7) and (1,5,8)
 
Answer & Explanation Answer: D) (9,3,6), (2,4,7) and (1,5,8)

Explanation:
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2 7924
Q:

If first day of the year(not a leap year) was monday, then what was the last day of the year?

A) friday B) saturday
C) monday D) sunday
 
Answer & Explanation Answer: C) monday

Explanation:

If the year is not a leap year, then last day is same as first day

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28 7775
Q:

In the series given below , how many 8's are there each of which is exactly divisible by its immediate preceeding as well as succeeding numbers ?
2 8 3 8 2 4 8 2 4 8 6 8 2 8 2 4 8 3 8 2 8 6

A) five B) four
C) two D) one
 
Answer & Explanation Answer: C) two

Explanation:

Clearly, we may mark such sets of 3 numbers, in which the middle number is 8 and each of the two numbers on both sides of it is a factor of 8, as shown below :


2 8 3 8 2 4 8 2 4 8 6 8 2 8 2 4 8 3 8 2 8 6

So, there are two such 8's. Hence the answer is C.

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14 7603
Q:

Manoj and Satya are ranked seventh and eleventh respectively from the top in a class of 31 students. What will be their respective ranks from the bottom in the class ?

A) 25th and 21st B) 26th and 22nd
C) 20th and 24th D) 24th and 20th
 
Answer & Explanation Answer: A) 25th and 21st

Explanation:

Number of students behind Manoj in rank = (31 - 7) = 24.

So, Manoj is 25th from the bottom.

Number of students behind Satya in rank = (31 - 11) = 20.

So, Satya is 21st from the bottom.

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22 7477
Q:

Which is the third number to the left of the number which is exactly in the middle of the following sequence of numbers?

1  2  3  4  5  6  7  8  9  2  4  6  8  9  7  5  3  1  9  8  7  6  5  4  3  2  1

A) 3 B) 5
C) 4 D) 7
 
Answer & Explanation Answer: C) 4

Explanation:

There are 27 numbers in the given sequence 

So, middle number = 14th number = 9

Clearly, the third number to the left of this 9 is 4

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18 7382
Q:

If it is possible to form a number with the second, the fifth and the eighth digits of the number 31549786, which is the perfect square of a two - digit even number, which of the following will be the second digit of that even number ?

A) 1 B) 4
C) 6 D) None of these
 
Answer & Explanation Answer: B) 4

Explanation:

The 2nd, 5th and 8th digits of the number 31549786 are 1, 9 and 6 respectively.

 

The perfect square of a two - digit even number, formed using the digits 1, 9 and 6 is 196.

And,  14 x 14 = 196 

 

So, the required even number is 14. Clearly, its second digit is 4.

 

Hence, the answer is (b).

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12 7143
Q:

How many days will be there from 26th january 2008, to 15th may 2008(both days are included)?

A) 111 B) 112
C) 110 D) 113
 
Answer & Explanation Answer: A) 111

Explanation:

Number of days = (6 + 29 + 31 + 30 + 15) = 111

2008 is a leap year, number of days in february = 29

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26 6830
Q:

In a class, seven students are standing in a row. Q is standing left to R but right to P. O is standing right to N and left to P. Similarly, S is standing right to R and left to T. Find out who is standing in the middle ?

A) Q B) R
C) P D) S
 
Answer & Explanation Answer: A) Q

Explanation:

As from the given conditions;
Order is
N O P Q R S T
Here the student standing in the middle is 'Q'.

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9 6735