IB Security 2019

For the following questions answer them individually

What are the Highest Common Factor and Lowest Common Multiple of 6, 72, 120?

If a quadratic polynomial y = $$ax^2+ bx + c$$ intersects x axis at α and β, then

If in two linear equations ax + by = c and dx + ey = f and a/d = b/e = c/f then, which of the following is true about the two equations?

If area of similar triangles Δ ABC and Δ DEF be 64 sq cm and 121 sq cm and EF = 15.4 cm then BC equals:

Area of a triangle with vertices at (2, 3), (-1, 0) and (2, -4) is:

The angle of elevation of the top of a tower from a point on ground which is 30 mtrs. away from the foot of the tower is 30°. Height of the tower is:

The length of a tangent from a point A at a distance 5 cm from the centre of the circle is 4 cms. Radius of the circle is

Length of a minute hand of a clock is 14 cms. Area swept by the minute hand in 5 minutes is:

A metallic sphere of radius 4.2 cms. is melted and recast into the shape of a cylinder of radius 6 cms. Height of the resultant cylinder would be:

A box contains 3 blue, 2 white and 4 red marbles. If a marble is drawn at random from the box, what is the probability that it would be white.

Mean of a grouped data calculated using direct mean method, assumed mean method or step deviation mean method:

If polynomial P(x) = $$x^3 - 3x^2 + 5x - 3$$ is divided by polynomial G(x) = $$x^2 - 2$$, the quotient and remainder are:

If in triangle ABC, if side AB $$= 6\sqrt{3}$$, AC $$= 12$$ and BC $$= 6$$, then angle B equals:

What are the coordinates of the point which divides the line joining (-1, 7) and (4, -3) in the ratio 2 : 3?

. Who among the following is the future Buddha that is yet to come?

Who was the founder of Banaras Hindu University?

Who was the first woman speaker of Lok Sabha?

The resolution for removal of Vice President of India should be moved in:

What happens when dilute hydrochloric acid is added to iron fillings?

An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be:

While cooking, if the bottom of the vessel is getting blackened on the outside, it means that:

Which of the following statements is not correct about the trend _____ to right across the periods of the periodic table:

Kidneys in human beings are a part of the system for:

In evolutionary terms, we have more in common with:

Which of the following is not an example of bio-mass energy source?

Which of the following constitute a food chain?

complete the sentence by choosing the most appropriate option from those given below:

…… of pain is real and affects one’s body, mind and spirit.

…… cultural diversity attracts tourists from all over the world.

The …… monkeys that escaped from Delhi Zoo were found eating bananas in a fruit shop.

select the word spelled incorrectly.

please choose one of the alternatives that can be substituted for the given sentence.

find the odd one out of the choices given therein.

each question contains a pair of words. Find the relationship between these two words. Then choose from the options given in which the relationship is almost similar.

Albania : Europe

Uranium : Nuclear power plant

For the following questions answer them individually

If the 7th day of a month is 3 days earlier than Friday, then what day will be on the 19th day of the month?

If EARN is related to RANE and BOND is related to NODB, in the same way TEAR is related to:

Average age of a father and his son is 22 years. Ratio of their age is 10 : 1,
what is the age of the son?

each question comprises of a statement and two conclusions (I) and (II). Assuming that
the statement is true, which of the conclusions follow logically from the statement?

Statement:In a one day cricket match, a team made 200 runs, out of which 160 runs were
made by spinners.
Conclusions:
i) 80% of team consists of spinners.
ii) Opening batsmen were spinners.

Statement:The old order changes the yielding place to new.
Conclusions:
i) Change is the law of nature.
ii) Discard old ideas because the are old.

Statement:Because of growth in production of Aluminium by National Aluminium Company, India has become selfsufficient in Aluminium.
Conclusions:
i) Previously India had to import Aluminium
ii) At this rate, India may start exporting Aluminium

Statement: All mangoes are golden in colour. No golden coloured things are cheap
Conclusions:
i) All mangoes are cheap
ii) Golden coloured mangoes are not cheap

Statement:Jade plant has thick leaves and it requires little water.
Conclusions:
i) All plants with thick leaves require little water.
ii) Jade plant may grow in places where water is not in abundance.

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