Correct Answer: $3\sqrt2$

Solution :
According to the question, we draw a figure of a rectangle ABCD.
Given that: QA = 3 cm, QB = 4 cm and QC = 5 cm
QD² + QB² = QA² + QC²
⇒ QD² + 16 = 9

Correct Answer: 81.2%

Solution : Given: Maximum marks = 450
Total marks obtained by Anoop = 74 + 84 + 124 + 36.4 + 47 = 365.4
Overall percentage = $\frac{\text{Marks obtained}}{\text{Maximum marks}}\times100$
= $\frac{365.4}{450}\times100$
= 81.2%
Hence, the correct answer is 81.2%.

Correct Answer: 1565

Solution : The correct answer is 1565.

In the Battle of Talikota, four allied Muslim sultans from Bijapur, Bidar, Ahmadnagar and Golconda faced off against the armies of the monarch of Vijayanagar in the Deccan area of southern India. The battle took place in January of

Correct Answer: Mahanadi

Solution : The correct answer is Mahanadi.

The Mahanadi River is the third-largest river in the Indian peninsula and the largest river in the state of Odisha. It originates from the Sihawa Mountain of Chhattisgarh state and flows through Odisha before emptying into the Bay of

Correct Answer: Razia Sultan

Solution : The correct answer is Razia Sultan.

Razia Sultan was the daughter of Iltutmish, a ruler of the slave dynasty. Iltutmish raised Razia to Sultan because of her capabilities. Razia became the first women ruler during the Delhi Sultanate from 1236 to 1240. She was

Correct Answer: as strong possible.

Solution : The first option is correct.

The error lies in the phrase as strong possible. It should be corrected to as strong as possible to properly convey the intended meaning. The comparative as strong as possible indicates the desired level of strength for the

Correct Answer: 3

Solution : The correct option is 3.

3 geostationary satellites are required for continuous global coverage. In a geostationary orbit around the Earth, which means they orbit at the same speed as the Earth's rotation, these satellites are placed in a strategic location. The majority of the

Correct Answer: 6

Solution : Let's check the given statements –
1. H scored only more than N. The marks of three students were between the marks of J and I.

2. I did not score the highest marks.

Correct Answer: Draw

Solution : The fourth option is correct.

In sports or games, a "draw" refers to a situation where neither side or participant emerges as the winner; the outcome is a tie or deadlock. Similarly, in a game where no one wins, it can be described as a

Correct Answer: 50%

Solution : Given: The profit obtained on selling an article for Rs. 600 is equal to the loss incurred on selling the same article for Rs. 400.
The selling price is Rs. 750.
Profit percentage = $\frac{SP–CP}{CP}\times 100$, where $CP$ and $SP$ are the cost price and