Number, Ranking and Time Sequence Test Questions and Answers

Q: In a class of 180, where girls are twice the number of boys, Rupesh[a boy] ranked 34th from the top. If there are 18 girls ahead of Rupesh, how many boys are after him in rank?

Correct answer: 44Girls are twice the boys, so of the 180 there are 60 boys and 120 girls. Rupesh is 34th, with 33 pupils ahead of him, of whom 18 are girls - leaving 15 boys ahead. Rupesh is therefore the 16th boy, and the boys behind him number \[ 60 - 16 = \mathbf{44} \]

Q: If the third day of a month is Tuesday, which of the following would be the 4th day before the 27th day of that month?

Correct answer: MondayIf the 3rd is a Tuesday, the 27th is 24 days later, and \( 24 = 21 + 3 \), so it falls three days on from Tuesday - a Friday. The fourth day before it is the 23rd, which is four days back from Friday: Monday.

Q: If the 30th january 2003 was thursday, what was the day day on 2nd march, 2003?

Correct answer: sunday31 January is the day after Thursday, a Friday. February 2003 had 28 days - exactly four weeks - so 28 February was also a Friday. 1 March is then Saturday and 2 March Sunday.

Q: P, Q, R, S, T, U, V and W are sitting round the circle and are facing the centre: P is second to the right of T who is the neighbour of R and V. S is not the neighbour of P. V is the neighbour of U. Q is not between S and W. W is not between U and S. Then Who is sitting opposite to U ?

Correct answer: PWorking the seating out from the conditions - P second to T’s right, T between R and V, S away from P, and V beside the remaining pair - the arrangement comes out uniquely, and the seat asked about is P’s.

Q: How many combinations of two-digit numners having 8 can be made from the following numbers? 8, 5, 2, 1, 7, 6

Correct answer: 11With 8 as the first digit there are five numbers - 85, 82, 81, 87, 86 - and with 8 as the second digit another five: 58, 28, 18, 78, 68. Adding 88 itself gives \[ 5 + 5 + 1 = \mathbf{11} \]

Q: How many even numbers are there in the following sequence of numbers which are immediately followed by an odd number as well as immediately preceded by an even number? 8 5 8 6 7 6 8 9 3 2 7 5 3 4 2 2 3 5 5 2 2 8 1 1 9 3 1 7 5 1

Correct answer: 4Running through the row and keeping only those even numbers that have an even number immediately before them and an odd number immediately after them, four qualify; the rest fail on one side or the other.

Q: Rajan is sixth from the left end and vinay is tenth from the right end in a row of boys. If there are eight boys between Rajan and Vinay, how many boys are there in the row ?

Correct answer: 24Rajan is 6th from the left, eight boys stand between him and Vinay, and Vinay is 10th from the right, so the row holds \[ 6 + 8 + 10 = \mathbf{24} \] boys.

Q: In a class of 50 students M is eighth from top. H is 20th from bottom. How many students are there between M and H?

Correct answer: 22H is 20th from the bottom of 50, so he is \( 50-20+1 = 31 \)st from the top. Between the 8th and the 31st place there are \[ 31 - 8 - 1 = \mathbf{22} \] students.

Q: If tuesday falls on 4th of month, then which day will fall three days after the 24th ?

Correct answer: thursdayIf the 4th is a Tuesday, the 24th is twenty days later, and \( 20 = 14 + 6 \), so it falls six days on from Tuesday - a Monday. Three days after that is the 27th: Thursday.

Important Instructions

91.

In a class of 180, where girls are twice the number of boys, Rupesh[a boy] ranked 34th from the top. If there are 18 girls ahead of Rupesh, how many boys are after him in rank?

A.45
B.44
C.60
D.can't be determined

Answer: B

Correct answer: 44

Girls are twice the boys, so of the 180 there are 60 boys and 120 girls. Rupesh is 34th, with 33 pupils ahead of him, of whom 18 are girls - leaving 15 boys ahead. Rupesh is therefore the 16th boy, and the boys behind him number \[ 60 - 16 = \mathbf{44} \]

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92.

In a row, Kumar is at 7th place from the left and Pawan is at 9th place from the right. When they interchange the positions Kumar becomes 11th from left. How many were seated in the row ?

A.19
B.20
C.21
D.27

Answer: A

Initialy from left 7th = kumar
from right 9th = pawan
Interchange kumar = 11th from left, from right kumar = 9th;
11+8 = 19;
8 is 1,2,3,4,5,6,7(pawan),8,9,10,11(kumar),12,13,14,15,16,17,18,19;
simply count the 9th place from right we will get total as 19.

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93.

If the third day of a month is Tuesday, which of the following would be the 4th day before the 27th day of that month?

A.Tuesday
B.Monday
C.Wednesday
D.Sunday

Answer: B

Correct answer: Monday

If the 3rd is a Tuesday, the 27th is 24 days later, and \( 24 = 21 + 3 \), so it falls three days on from Tuesday - a Friday. The fourth day before it is the 23rd, which is four days back from Friday: Monday.

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94.

If the 30th january 2003 was thursday, what was the day day on 2nd march, 2003?

A.sunday
B.thursday
C.tuesday
D.saturday

Answer: A

Correct answer: sunday

31 January is the day after Thursday, a Friday. February 2003 had 28 days - exactly four weeks - so 28 February was also a Friday. 1 March is then Saturday and 2 March Sunday.

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95.

P, Q, R, S, T, U, V and W are sitting round the circle and are facing the centre:
P is second to the right of T who is the neighbour of R and V.
S is not the neighbour of P.
V is the neighbour of U.
Q is not between S and W. W is not between U and S.

Then Who is sitting opposite to U ?

Answer: B

Correct answer: P

Working the seating out from the conditions - P second to T’s right, T between R and V, S away from P, and V beside the remaining pair - the arrangement comes out uniquely, and the seat asked about is P’s.

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96.

How many combinations of two-digit numners having 8 can be made from the following numbers?

8, 5, 2, 1, 7, 6

A.10
B.6
C.9
D.11

Answer: D

Correct answer: 11

With 8 as the first digit there are five numbers - 85, 82, 81, 87, 86 - and with 8 as the second digit another five: 58, 28, 18, 78, 68. Adding 88 itself gives \[ 5 + 5 + 1 = \mathbf{11} \]

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97.

How many even numbers are there in the following sequence of numbers which are immediately followed by an odd number as well as immediately preceded by an even number?

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

Answer: C

Correct answer: 4

Running through the row and keeping only those even numbers that have an even number immediately before them and an odd number immediately after them, four qualify; the rest fail on one side or the other.

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98.

Rajan is sixth from the left end and vinay is tenth from the right end in a row of boys. If there are eight boys between Rajan and Vinay, how many boys are there in the row ?

A.24
B.26
C.23
D.25

Answer: A

Correct answer: 24

Rajan is 6th from the left, eight boys stand between him and Vinay, and Vinay is 10th from the right, so the row holds \[ 6 + 8 + 10 = \mathbf{24} \] boys.

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99.

In a class of 50 students M is eighth from top. H is 20th from bottom. How many students are there between M and H?

A.22
B.23
C.24
D.can't be determined

Answer: A

Correct answer: 22

H is 20th from the bottom of 50, so he is \( 50-20+1 = 31 \)st from the top. Between the 8th and the 31st place there are \[ 31 - 8 - 1 = \mathbf{22} \] students.

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100.

If tuesday falls on 4th of month, then which day will fall three days after the 24th ?

A.monday
B.tuesday
C.friday
D.thursday

Answer: D

Correct answer: thursday

If the 4th is a Tuesday, the 24th is twenty days later, and \( 20 = 14 + 6 \), so it falls six days on from Tuesday - a Monday. Three days after that is the 27th: Thursday.

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