Question # 1

Professor Bilal had the task of giving grades (ranging from A - D in descending value) to her 100 students, based upon the marks they received in three examinations in which the passing mark was 50%. She was instructed to follow the following criteria:

i. All students that scored between 90 and 100% in any two examinations could receive an A grade.

ii. Students that came in the top decile overall were to be awarded an A.

iii. Notwithstanding I and II, if any student failed an exam, the highest he or shed could get was a b.

iv. The top 20 students in the whole year, when the overall exam percentages were averaged, could receive an A.

Given the above criteria, which of the following in the absence of further information, would definitely not be permissible ?

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A. Brown, who got 95% in Chemistry and 95% in Biology, received a B grade.

B. White, who was first in Physics and got 96% in History, received a B grade.

C. Green failed English, but because he ranked ninth overall out of the 100 students, he was awarded an A grade.

D. Black was given an A after she came twentieth out of the 100 students and failed to get above 90% in any of the three examinations.

E. Gray failed his Math exam, but came top in his other two tests and was awarded a B.

The least square number which is exactly divisible by 10, 12, 15 and 18, is:

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360

400

900

1600

Milk that can remain on supermarket shelves, free of microbial growth, for many year has been processed by which of the following methods?

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Using antibiotics in animal feed

Sequestrates

Aseptic processing

Use of humeetants

Three men start together to travel the same way around a circular track of 11 kilometres in circumference. Their speeds are 4, 5 1/2 and 8 kilometres per hour, respectively. When will they meet at the starting point?

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11 hours

12 hours

23 hours

22 hours

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18

27

36

45

Articles made of copper and bronze slowly tarnish in air and turn green ; the green color is due to the formation of :

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Copper oxide

Basic copper sulphide

Copper oxalate

All of these

Where do most of asteroids lie?

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In asteroid belt between the orbits of mars and jupiter

In asteroid belt between the orbits of jupiter and venus

In asteroid belt between the orbits of mars and venus

Every where in the sky

A local garbage disposal company increased its profitability even though it reduced its prices in order to attract new customers. This was made possible through the use of automated trucks, thereby reducing the number of workers needed per truck. The company also switched from a concentration on household hauling to a concentration on commercial hauling. As a result of its experience, company management planned to replace all their old trucks and increase the overall size of the truck fleet, doubling hauling capacity.

The company's plan as outlined above, takes into consideration each of the following except:

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Commercial clients have more potential than household customers.

The demand for garbage removal services is sensitive to price.

Demand for garbage removal services would increase in the future.

Doubling of capacity would not encessitate; a substantial increase in the work force.

Doubling of capacity would not cause bottlenecks, leading to a decrease in productivity.

Number Series Test

-16, -14, -12, ....................................

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-8

-15

-10

-8

Graphite is used in nuclear reactor as

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Fuel

Control rods

Moderator

Coolant

Number Series Test

1/1000, 1/100, ..........................................

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1/10000

1/10

1/1000

1/100

The sides of a triangle are in a ratio of 4 : 5 : 6. The smallest angle is

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82^o

69^o

56^o

41^o

The most splendid and the most magnificent constellation on the sky is:

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Orion

Columbia

Canis major

Taurus

Which of the following is a non essential amino acid ?

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Almine

Methylamine

Tyrosine

None of these

The densities of three liquids are D, 2D, 3D. What will be the density of the resulting mixture if equal volumes of the three liquid are mixed?

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1.5D

2D

3D

6D

Take p to be six time as large as q. The per cent that q is less than p is

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60

90

16 2/3

83 1/3

The revolver was invented by

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Eduard jenner

Alexander fleming

Albert einstein

Samuel Colt

The echo reflected sound will b distinetly heard only at ordinary temperature is the distance of the reflecting surface from the source of sound is at least:

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1120 ft

120 ft

56 ft

100 ft

None of these

In the following alphabet series, one term missing as shown by question mark(?). Choose missing term in options.

U,O,I,?,A

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E

C

S

G

Vulcanised rubber was invented by

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Charles goodyear

William stockes

J.E Lundstrom

Sir joseph swann

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120^o

52^o

78^o

130^o

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