Correct Answer: 30

Solution :
Given:
OB = 10 cm, OA = 17 cm, BC = 12 cm
Drawing a perpendicular from centre O on BC cuts BC in M.
BM = $\frac{1}{2}×$BC = $\frac{1}{2}×$12= 6 cm
From $\triangle$OBM,
OB² = OM² + BM²
$\therefore$ OM =

Correct Answer: Pedestrian

Solution : The correct choice is the third option.

A pedestrian is someone who walks rather than travels in a vehicle and is the correct choice.

The meanings of the other options are as follows:

• A hypochondriac is a person who is abnormally anxious about his health.

Correct Answer: Alauddin Khalji

Solution : The correct option is Alauddin Khalji.

Alauddin Khalji, the second ruler of the Khalji dynasty, who governed Delhi from 1296 to 1316, established the market regulatory system. He introduced a variety of reforms to the economy and the military.

Correct Answer: 24

Solution : Given:
2 V 13 M 77 L 11 S 5 = ?

On replacing the letters with the assigned mathematical signs, the equation becomes –
= 2 – 13 + 77 ÷ 11 × 5
= 2 – 13 + 7 × 5
= 2

Correct Answer: 150

Solution : Let the initial amount of water in the cask be $y$ litres.
The initial amount of wine in the cask = $600-y$ litres
The ratio of wine to water = 12 : 13
So, Ratio of wine is to mixture = 12 : 25
We

Correct Answer: equilateral

Solution : If the three medians of a triangle are of equal length, then the triangle is equilateral.
Hence, the correct answer is equilateral.

Correct Answer: 8

Solution : The correct answer is 8.

One light year is the period it takes light to traverse in one year. Light from the sun's photosphere takes about 8.3 minutes to reach Earth, implying that the sun is only 8.3 light minutes or 1.5781e-5 light years distant.

Correct Answer: I like my puppies, Mac and Matt, but I like Matt better.

Solution : The correct choice is the first option.

Better is the correct comparative form that should be used in the sentence in place of best, which is superlative. It correctly conveys the intended meaning that

Correct Answer: Western Rajasthan

Solution : The correct option is Western Rajasthan.

Arid soils are characteristically developed in arid regions, which exhibit characteristic arid topography. Arid regions are characterised by low precipitation levels, leading to water deficiency and the formation of soils adapted to arid conditions. Due to the challenging

Correct Answer: Opulence

Solution : The correct choice is the second option.

The word penury means the state of being very poor. The antonym opulence means the quality of being expensive and luxurious.

The meanings of the other options are as follows:

• Emergency: It means a serious event that