Six scientists A, B, C, D, E and F are to present a paper
each at a one-day conference. Three of them will present their paper in the
morning session before the lunch break whereas the other three will present 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.Q: In case C is to be the fifth scientist to present his paper, then B must be
Question # 2
Selfishness is a principal evil in our society. Every person
is concerned with only himself. Personal advancement is the only motivating
force in the world today. This does not mean that individuals are not willing
to help one another, on the contrary, -------------. However, these are only
short-term occurrences, which ultimately serve our long-term goal of personal
gain.
Q: To fill the blank in the above passage, select one of the options from the below mentioned options:
Question # 3
Multan Institute of Higher Studies plans to show five
educational films A, B, C, D and E to a group of students. The film shows are
planned in an order, which conforms to the following conditions:
A must be shown earlier than C.
B must be shown earlier than D.
E should be the fifth film shown.
Q: In case, C is shown earlier than E, which among the following will hold true?
Question # 4
One’s ability to adjust in an environment successfully leads
to happiness. War at a universal level destroys the weaker people, who are the
most unable to adjust to their environment. Thus, war at the universal level
puts weakling out of their misery and allows more space for their predators to
enjoy life in a better manner. As those actions have to be performed, which
maximize the level of happiness of the greatest number, war at a universal
level should take place.
Q: The author's discussion would be greatly weakened, if he agreed to which of the following?
I- Technology could change the environment.
II- War at the universal level would be an integral part of the environment.
III- It is possible for the strong to survive without suppressing the weak.
Question # 5
Six candidates …. Ali, Amin, Omer,
Hamza, Saleem and Osama are being interviewed for a job. The interview will
take place over four consecutive days, starting on Thursday, Each candidate will
have only one interview. The day on which the different candidates will
interview must confirm to the following conditions:
(i) At least one interview will
take place each day
(ii) No more than two interviews
will take place on any day
(iii) No more than three interviews
will take place on any two consecutive days
(iv) Ali’s interview must take
place on Saturday.
(v) Amin’s interview must place on
the same with another interview.
(vi) Saleem’s interview must take
place on the day before Osama’s interview
(vii) Omer’s interview must take
place on a day after Hamza’s interview.
Q: If only one interview takes place on Thursday
which candidate could have that interview?
Question # 6
A railway track from Lahore to Islamabad consists of six
main stations, P, Q, R, X, Y, and Z. Trains run only according to the following
condition:
(i) Frm P to Q
(ii) From Q to P and from Q to R
(iii) From R to X
(iv) From X to Q and from X to Y
(v) From Z to P, from Z to Y and from Z to R
(vi) From Y to X
(vii) It is possible to transfer a station for another
train.
Q. The complete and accurate listing of the stations from
which it is possible to reach R with exactly one transfer is :
Question # 7
An observatory is setting up a schedule for school children
to view a returning comet. Five school classes K, L, N, O, and P-will each view
the comet exactly once during the four nights. Monday through Thursday, of its
maximum brightness. Excellent viewing conditions ‘are predicated for all four
nights. The scheduling is subject to the following constraints:
At most two classes can view the comet on any given night.
Class K cannot view the comet on the same night that Class N
does.
Class L must view the comet on a night prior to the night
when Class P views the comet.
Class O must view the comet on the same night that Class P
does.
Q: If Class O can view the comet neither on Wednesday nor on Thursday, which of the following must be true?
Question # 8
Four captains and the first mates of three of them were
called to attend the annual meeting at head quarter. The captains were Luqman,
Manzoor, Nauman and Osaf; the first mates were Ayesha, Durya and Gia. Each
person in turn delivered a report to the chairperson as follows:
Each of the first mates delivered their report exactly after
her captain. The first captain to speak was Manzoor, and captain Nauman spoke
after him.
(Represent the person with first letter of his name)
Q: In case A is the third of the first mates to speak, and L is the captain whose first mate is nor present, which among the following statements must be true?
Question # 9
In a factory control room, there are three ON-OFF switches
on the central control panel, labeled A, B and C. They are changed from default
setting to a required setting based on the following rules:
In case only switch A is ON in the default setting, then
turn switch B ON.
In case switches A and B are the only switches ON in the
default setting, then turn switch C ON. In case all the three switches are ON,
in default setting, then turn the switch C OFF. For any other default setting,
turn ON all switches that are OFF and turn OFF all switches, if any, that are
ON.
Q: Which of the following default settings leads to a second setting, where only one switch is OFF?
Question # 10
Selfishness is a principal evil in our society. Every person
is concerned with only himself. Personal advancement is the only motivating
force in the world today. This does not mean that individuals are not willing
to help one another, on the contrary, -------------. However, these are only
short-term occurrences, which ultimately serve our long-term goal of personal
gain.
Q: Classical songs occupy a unique and peculiar position in every culture. They are imperishable as cultural landmarks, but the emotions expressed in some of the folks are often superseded by newer tunes. However, the classics survive just as heritage, as imposing features of the society, yet unsuited for habitation unless remodeled. The principle point put forth in the above passage is that classical works