Sequencing/Arrangement

Logical Reasoning

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Qn #2024
Three Gold (G) coins, three Silver (S) coins and three Copper (C) coins are arranged in a single row as follow:
G S C G S C G S C

Only 2 adjacent unlike coins can be moved at any one time.
The moved coins must be in contact with at least one other coin in line.
No coin pairs can be reversed.
What is the minimum number of moves required to get all the coins in following order?
C C C S S S G G G

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Qn #2014
The letters P, Q, R, S, T, U and V represent seven consecutive integers from 22 to 28 (not necessarily in that order).

U is as much less than Q as R is greater than S
V is greater than U
Q is the middle term
P is 3 greater than S
Find the sequence from the lowest value to the highest value.

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Qn #1878
Five houses lettered A, B, C, D and E are built in a row next to each other. The houses are lined up in the order A, B, C, D and E. Each of the five houses have coloured roofs and chimneys. The roof and chimney of each house must be painted as follows:

The roof must be painted either green, red, or yellow.
The chimney must be painted either white, black, or red.
No house may have the same colour chimney as the colour of roof.
No house may use any of the same colours that the every next house uses.
House E has a green roof.
House B has a red roof and a black chimney.
Which possible combinations of roof & chimney can a house have?
i.A red roof & a black chimney.
ii.A yellow roof & a red chimney.
ii.A yellow roof & a black chimney.
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Qn #1877
Five houses lettered A, B, C, D and E are built in a row next to each other. The houses are lined up in the order A, B, C, D and E. Each of the five houses have coloured roofs and chimneys. The roof and chimney of each house must be painted as follows:

The roof must be painted either green, red, or yellow.
The chimney must be painted either white, black, or red.
No house may have the same colour chimney as the colour of roof.
No house may use any of the same colours that the every next house uses.
House E has a green roof.
House B has a red roof and a black chimney.
Which statement if false?
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Qn #1876
Five houses lettered A, B, C, D and E are built in a row next to each other. The houses are lined up in the order A, B, C, D and E. Each of the five houses have coloured roofs and chimneys. The roof and chimney of each house must be painted as follows:

The roof must be painted either green, red, or yellow.
The chimney must be painted either white, black, or red.
No house may have the same colour chimney as the colour of roof.
No house may use any of the same colours that the every next house uses.
House E has a green roof.
House B has a red roof and a black chimney.
Which of the following is true?
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Qn #1875
Five houses lettered A, B, C, D and E are built in a row next to each other. The houses are lined up in the order A, B, C, D and E. Each of the five houses have coloured roofs and chimneys. The roof and chimney of each house must be painted as follows:

The roof must be painted either green, red, or yellow.
The chimney must be painted either white, black, or red.
No house may have the same colour chimney as the colour of roof.
No house may use any of the same colours that the every next house uses.
House E has a green roof.
House B has a red roof and a black chimney.
If house C has a yellow roof, which one of the following is true?
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Qn #1773
If F and E are the fifth and sixth presenters respectively, which must be true?
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Qn #1772
If F is to present immediately after D presents his paper, C could be scheduled for which of the following places?
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Qn #1771
B could be placed for any of the following places in the order of presenters EXCEPT
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Qn #1770
Directions for questions 78-81: Six scientists A, B, C, D, E and F are to present at paper each at a
one-day conference. Three of them will present their papers in the morning session before the lunch
break whereas the other three will be presented in the afternoon session. The lectures have to be
scheduled in such a way that they comply with the following restrictions:
B should present his paper immediately before C's presentation; their presentations cannot be separated by the lunch break. D must be either the first or the last scientist to present his paper.

In case C is the fifth scientist to present his paper, B must be 


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    Sequencing/Arrangement Practice Questions | Group Studies Library | Tancet Group Studies