Correct Answer: 45%

Solution : Total students in school B = 1880
Girls in school B = 846
Percentage of girls in school B $=\frac{846}{1880}\times 100 = 45$%
Hence, the correct answer is 45%.

Correct Answer: Doing something impossible

Solution : The first option is the correct answer.

The idiom looking for a needle in a haystack is used to convey the idea of attempting to find something extremely difficult or nearly impossible due to the vastness of the search area. In the context

Correct Answer: 18 cm

Solution :
PT = 12 cm
PB = 24 cm
Now, PT² = PA × PB
⇒ 12² = PA × 24
⇒ PA = $\frac{144}{24}$ = 6 cm
Also, PB = PA + AB
$\therefore$ AB = PB – PA = 24 –

Correct Answer: Paramahansa Mandali

Solution : The correct answer is Paramahansa Mandali.

The Paramahansa Mandali was founded in Poona, Satara and other towns of Maharashtra. The followers of this group had faith in one God, and they opposed the caste system. This was founded by Durgaram Mehtaji,

Correct Answer:

Solution : As per the mirror image properties, closer things appear close to the mirror in the reflection.
Here, according to the information provided, the mirror is placed on the right side of the figure (on Line MN). So, the left side of the reflected image will appear

Correct Answer: Son

Solution : Following the instructions of the question, the family tree will be –

Here, the quadrilateral represents the male and the circular figure represents the female in the figure.

So, the man in the picture is the son of Ravish. Hence, the fourth option is correct.

Correct Answer: INSAT series

Solution : The correct option is the INSAT series.

The Indian National Satellite System (INSAT) series is a set of geostationary satellites, but they primarily serve the Indian subcontinent and surrounding regions. The INSAT series includes satellites equipped with various payloads, including Very High-Resolution Radiometer (VHRR)

Correct Answer: Aluminium oxide

Solution : The correct answer is Aluminium oxide.

Sapphire and Ruby are varieties of natural Aluminium oxide. Sapphires and Rubies are both the gem varieties of mineral corundum. Both have the same chemical composition and structure, and they get their colour because of certain impurities

Correct Answer: Elections

Solution : The correct option is Elections.

The laws relating to the Election Commission of India, which is in charge of overseeing elections across the nation, are included in Articles 324 to 329 of the Indian Constitution. The Election Commission's structure, authority and independence are described

Correct Answer: 4

Solution : 270N is a 4-digit number.
A perfect square between 2700–2709 is 52² = 2704
$\therefore$ N = 4
Hence, the correct answer is 4.