Question # 1

Lactometer is a type of Hydrometer which is used to measure the specific gravity of:

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Honey

Water

Milk

Olive oil

Coding & Decoding

If the word "CULDESAC" stands for 52673915, put down the following code in words.

527

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DCU

DUC

CUD

CDU

Successfully adjusting to one's environment leads to happiness. War at a universal level war destroys the weaker people, who are the most unable to adjust to their environment. Thus, war at the universal level puts weaklings 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.

The author's discussion would be greatly 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.

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i only

ii only

iii only

i and iii only

i, ii and iii only

The angles of triangle are in a ratio of 8 : 3 : 1. The ratio of the longest side of the triangle to the next longest side is

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√6:2

8 : 3

√3:1

8 : 5

The average of eight numbers is 14. The average of six of these numbers is 16. The average of the remaining two numbers is:

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4

8

16

None of these

Two sides of a right triangle are 12 and 13, which of the following could be the length of the third side ?

i. 5

ii. 11

iii. √313

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1 only

2 only

1 and 2

1 and 3

If 70% of students in a school are boys and the number of girls is 504, the number of boys is:

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1680

1176

1276

None of these

Two or more essences out of a stock five essences-- L, M, N, O, and P are used in making all perfumes by a manufacturer. He has learned that for a blend of essences to be agreeable it should comply with all the rules listed below.

A perfume containing L, should also contain the essence N, and the quantity of N should be twice as that of L.
A perfume containing M, must also have O as one of its components and they should be in equal proportion.
A single perfume should never contain N as well as O.
O and P should not be used together.
A perfume containing the essence P should contain P in such a proportion that the total amount of P present should be greater than the total amount of the other essence or essences used.

Among the following, the addition of which combination would make an unagreeable perfume containing two parts N and one part P agreeable?

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One part L

One part M

Two parts N

One part O

Two parts P

Laughing gas has chemical composition of the following two elements.

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Nitrogen+Hydrogen

Nitrogen+Carbon

Nitrogen + Oxygen

Oxygen +Carbon

Parsee is a unit of;

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Energy

Time

Distance

Power

If r1, and r2 are the two roots of the equations x² - 2x - 1 = 0 and if r₁ > r₂, what is r₁ - r₂ ?

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-2√2

-2

0

2√2

Which one the following planets has largest number of natural satellites or moons?

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Jupiter

Mars

Saturn

Venus

Which of the following is a semiconductor ?

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Mercury

Magnesium

Silver

None of these

Choose an answer

6.9 cm

9.6 cm

3.9 cm

9.3 cm

Which of the following does not vary predictable with the depth of the aquatic environment?

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Salinity

Temperature

Penetration by sunlight

None of these

Sodium was discovered by

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Sir humphry davy

James watson

john bardeen

john von neumann

Fossils found in the lowest geological strata are generally most;

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Advance

Complex

Primitive

Specialized

If A+B means A is the brother of B;A/B means A is the father of B and A*B means A is the sister of B, which of the following means M is the uncle of P?

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N*P/M

M+S/R/P

M/N*P

M+K/T*P

Country that once was the colony of UK:

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Thailand

Burma

Vietnam

None of these

The Shahnama or Book of Kings was written by?

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Abu-Mansur Daqiqi

Abu Al-Qasim Firdausi

Khosrau 2

None of these

In ΔABC, D and E are the mid-points of AB and AC, respectively. Find the ratio of the areas of Δ ADE and Δ ABC.

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1/2

1/4

3/4

1/8

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