Correct Answer: Guls

Solution : The correct option is Guls.

In the Western Himalayas, a traditional water harvesting system known as Guls is commonly used. Guls are gravity-fed diversion channels that capture and transport water from mountain streams to agricultural fields. These intricate systems have been in use for centuries,

Correct Answer: (4)

Solution : The correct answer is the fourth option since the sentence is grammatically accurate and doesn't need any change. Await is a verb that does not follow the preposition for.

The sentence conveys the idea that a large number of people assembled at the airport in

Correct Answer: 45

Solution : Given: Ravi is 12 years younger than Surya. Ravi's age is 40% of the sum of his and Surya's ages.
Let Ravi's age be $x$ years.
Then, Surya's age $= (x+12)$ years
According to the question,
$x = [x+(x+12)]×\frac{40}{100}$
⇒ $5x= 4x+24$
⇒ $x =

Correct Answer: 200 metres

Solution :

Let the radius of the inner and outer circumference be $r$ and $R$.
According to the question,
$\frac{2\pi R}{2\pi r}=\frac{5}{4}$
⇒ $\frac{2\pi(r+50)}{2\pi r}=\frac54$
⇒ $4(r+50)=5(r)$
⇒ $4r+200=5r$
⇒ $r = 200$ metres
Hence, the correct answer is 200 metres.

Correct Answer: complementary

Solution : The correct word to fill in the blank is the first option.

It means that two things are different, but together they enhance each other's qualities. In the sentence, if their talents are complementary, it implies that their talents are different but work well together.

Correct Answer: Ammonia into Nitrite

Solution : The correct option is Ammonia into Nitrite.

Nitrification is the biological process by which particular bacteria transform ammonia (NH₃) or ammonium (NH₄⁺) molecules into nitrite (NO₂) and finally into nitrate (NO₃). This mechanism

Correct Answer: Andhra Pradesh

Solution : The correct option is - Andhra Pradesh.

The Andhra Pradesh Reorganisation Act of 2014, also known as the Telangana Act, is an Act of the Indian Parliament that, in response to the Telangana movement, divided the state of Andhra Pradesh into Telangana and the

Correct Answer: CPA

Solution : Let's check the options –
First option: CPA; P is not a vowel.
Second option: REB; E is a vowel.
Third option: QUD; U is a vowel.
Fourth option: AOT; O is a vowel.

So, only in the first option, the middle letter is not

Correct Answer: (4, 7, 33)

Solution : Given:
(7, 11, 72); (5, 8, 39)

Here, (7, 11, 72)→(11 – 7) × (11 + 7) = 4 × 18 = 72
(5, 8, 39)→(8 – 5) × (8 + 5) = 3 × 13 = 39

Now, let's check the given

Correct Answer: 10

Solution : Let the original cost price be Rs. 100
New cost price = 200
New profit% = 65%
New selling price after 65% profit = 200 + 0.65 × 200
= 330
Old selling price = one-third of new selling price
Old selling price = 110