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Re: SolidGyan DI - Set a Day Discussions -
14-08-2007, 01:02 PM
Priya has agreed to feed a friend’s dog for a full week, running from Monday to Sunday. A total of seven brands of dog food are available, of which exactly five, M, N, O, P and Q are protein-enriched, and exactly two, R and S, are vitamin-enriched. Priya must adhere to the following feeding instructions.
On each of the seven days, a different brand of dog food must be fed.
Protein-enriched dog food cannot be fed for more than two consecutive days.
R must be fed earlier in the week than S.
M must be fed earlier in the week than R.
M must be fed earlier in the week than Q and exactly four of the other brands must be fed between N and Q.
1) Which of the following brands must be scheduled to be fed on Wednesday?
[1] M [2] O
[3] P [4] R
2). If Q is scheduled to be fed on Sunday, which of the following could also be true?
[1] R and O are scheduled to be fed on consecutive days.
[2] N is scheduled to be fed earlier than M.
[3] Two days intervene between the day O is fed and the day P is fed.
[4] P is scheduled to be fed on Tuesday.
3) Which of the following pair of brands could be scheduled to be fed on consecutive days?
[1] M and O [2] N and P
[3] O and S [4] Q and R
The schedule --
M M N
N N M
R R R
* * *
S * S
* S Q
Q Q *
ans
1.4
2.1
3.3
took me 3 mins
Last edited by pratyush_sinha; 14-08-2007 at 01:04 PM.
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