Correct Answer: 16000

Solution : Let the number of trees 2 years ago be $P$.
The number of trees increases annually at a rate of 5%.
The number of trees at present is 17640.
So, $P(1+\frac{r}{100})^n = 17640$
⇒ $P(1+\frac{5}{100})^2 = 17640$
⇒ $P(\frac{21}{20})^2 = 17640$
⇒ $P = 16000$

Correct Answer: Silver

Solution : The correct option is silver.

Silver has the highest heat conductivity of any metal. Thermal conductivity is a measure of a material's capacity to conduct heat, and silver is an exceptional heat conductor. Because of this feature, silver is widely employed in a variety of

Correct Answer: 37 – 4

Solution : Let's check the options –
First option: 14 – 12→14 × 12 = 168
Second option: 24 – 7→24 × 7 = 168
Third option: 42 – 4→42 × 4 = 168
Fourth option: 37 – 4→37 × 4 = 148 ≠

Correct Answer: Tiger

Solution : The correct option is Tiger.

The Alwar district in the Indian state of Rajasthan is home to the Sariska Tiger Reserve, a national park and tiger reserve. One of the biggest national parks in Rajasthan is called Ranthambore. Bengal tigers are famous in both

Correct Answer: 1882

Solution : Correct Answer is 1882

Anandamath (abbreviated to Anandamath) is a 19th-century Bengali novel, first published in 1882. It is one of the most significant works in the history of Bengal and Indian literature. Based on the late eighteenth century Sanyasi Rebellions, Anandamath is set against

Correct Answer: 2,000

Solution : Let the amount of the bill be $x$.
When giving two successive discounts of 30% and 30%, the bill amount $=\frac{x×70×70}
{100×100}=\frac{49x}{100}$
When giving flat discount of 40%, the bill amount $=\frac{60x}
{100}$
Difference between selling prices = Difference in the discounts
According to the

Correct Answer: Gujarat

Solution : Correct answer is Gujarat

India is the world's second largest producer of cotton & Gujarat is the largest producer of cotton in India. Cotton is a kharif crop which requires around 6 months to mature. Black soil or Regur soil is favorable for the production

Correct Answer: Irritates me

Solution : The correct choice is the third option.

Explanation: Gets on my nerves is an idiomatic expression that means someone or something is annoying or bothersome. So, irritates me to convey the intended meaning.

The meanings of the other options are as follows:

• Makes me

Correct Answer: S, R, P, Q

Solution : The correct choice is the first option.

Explanation:

• S: Introduces the idea that foreign nations have become close neighbours.
• R: Talks about the mingling of populations and the interchange of thought.
• P: Reflects on the realisation that the world is a

Correct Answer: Wind energy

Solution : The correct option is Wind energy.

Wind energy is frequently regarded as one of the cleanest energy sources. It is considered clean since it does not emit hazardous emissions or contaminants during the generation of power. Wind turbines utilize the wind's kinetic energy