Correct Answer: 80

Solution : Given: A car covers a distance of 350 km in 5 hours.
$\text{Speed} = \frac{\text{Distance}}{\text{Time}}$
The time taken by the car $=\frac{450}{90} = 5$ hours
So, the car covers an overall time of (5 + 5) = 10 hours
The total distance travelled by the

Correct Answer: Residual chlorine

Solution : The correct option is residual chlorine.

The quantity of chlorine that remains in water after disinfection is known as "residual chlorine." The concentration of chlorine (typically in the form of hypochlorous acid and hypochlorite ions) that remains in the water after disinfection is referred

Correct Answer: bleaching powder

Solution : The correct option is bleaching powder.

Calcium hypochlorite is commonly known as bleaching powder. It is widely used for water treatment, disinfection, and as a bleaching agent. In addition to its role in water purification, it's employed in the textile and paper industries

Correct Answer: Kolkata

Solution : The correct answer is Kolkata.

In addition to its revolutionary past, Kolkata is renowned for its trade union, and leftist Naxalite movements. Many breathtakingly beautiful mansions, and palaces can be found in the city. The Bengali name Kalikata was Anglicised to become the city's previous

Correct Answer: Valine is a non-essential amino acid and it is synthesized in the human body

Solution : The correct answer is Valine is a non-essential amino acid and it is synthesized in the human body.

Valine is an essential amino acid with a branched chain. It implies that the

Correct Answer: –1

Solution : 3 – (– 6) {– 2 – 9 – 3} ÷ 7{1 + (– 2) (– 1)}
= 3 – (–6) {–14} ÷ 7{3}
= 3 – 84 ÷ 21
= 3 – 4
= –1
Hence, the correct answer is –1.

Correct Answer: officiates

Solution : The third option is the correct answer.

Officiates means to perform the duties of an office, especially to act as an official in charge during the temporary absence of the regular occupant. This aligns with the context.

The meanings of other options are as follows:

Correct Answer: Radha enquired why he had not forwarded his petition to her.

Solution : The correct indirect form of the given sentence is the first option.

Explanation: In reported speech, the tense of the reporting verb often changes according to the sequence of tenses.

When the reporting verb is

Correct Answer: Vishnu Narayan Bhatkhande

Solution : The correct option is Vishnu Narayan Bhatkhande.

Vishnu Narayan Bhatkhande is not affiliated with Carnatic music. It is one of the two major traditions of classical music in India. It is primarily associated with the southern regions of India, including Tamil Nadu,

Correct Answer: (374, 22, 17)

Solution : Given:
(312, 24, 13); (645, 43, 15)

In the given sets, multiply the second and the third numbers to get the first number.
(312, 24, 13)→24 × 13 = 312
(645, 43, 15)→43 × 15 = 645
Let's check the options –
First