Correct Answer: (2)

Solution : The second option is the correct choice.

''Didn't see'' should be replaced with "have not seen,'' thereby indicating that the action of not seeing him has continued from the past until the present. There is an error in the use of the verb form of

Correct Answer: 1

Solution : Given:
$\frac{1}{\sin \theta}-\frac{\cot ^2 \theta}{1+\operatorname{cosec} \theta}$
= $\operatorname {cosec} \theta - \frac{\operatorname{cosec}^2\theta-1}{1+\operatorname{cosec} \theta}$
= $\operatorname {cosec}\theta-\frac{(\operatorname{cosec}\theta-1)(\operatorname{cosec}\theta+1)}{1+\operatorname{cosec} \theta}$
= $\operatorname{cosec}\theta-\operatorname{cosec}\theta+1$
= $1$
Hence, the correct answer is 1.

Correct Answer: Reptile

Solution : Given:
Whale : Mammal :: Turtle : ?

The second term is the category to which the animal given in the first term belongs.
Like, Whale : Mammal→The whale is a mammal.
Similarly, follow the same pattern for Turtle : ?→The turtle is a reptile.

Correct Answer: Hindustani vocal music

Solution : The correct answer is Hindustani vocal music.

Shri Mani Prasad was a well-known Hindustani classical vocalist. The renowned musician Ustad Bade Ghulam Ali Khan was his teacher. He is well-known for his proficiency in Hindustani classical music performed in the Patiala Gharana style.

Correct Answer: 46.25 percent profit

Solution : Let the marked price be Rs. 100.
After a 20% discount, the selling price is 80% of 100 = Rs. 80
This is also the cost price with 30% profit, so 80 = 1.3 $\times$ (cost price)
⇒ Cost price = $\frac{80}{1.3}$
Now,

Correct Answer: 14 cm

Solution : In similar triangles, the ratio of their corresponding sides is equal to the ratio of their perimeters. 
Given that the perimeters of triangles RST and IJK are 56 cm and 64 cm respectively, the ratio of their perimeters is:
$\frac{\text{Perimeter of RST}}{\text{Perimeter of IJK}}

Correct Answer: 2nd Five-Year Plan

Solution : The correct option is the 2nd Five-Year Plan.

The Second Five-Year Plan (1956–1961) is often referred to as the Mahalanobis Plan. This plan was named after the eminent Indian statistician Prasanta Chandra Mahalanobis, who played a crucial role in formulating and implementing

Correct Answer: 1958

Solution : The correct option is 1958.

The Defence Research and Development Organisation (DRDO) in India was formed in the year 1958. It is an agency under the Ministry of Defence responsible for the research and development of technology for military applications. It was founded by

Correct Answer: 326

Solution : Given:
76, 101, 151, 226, ?

Add the consecutive multiples of 25 to each term to obtain the next term in the series.
76 + (25 × 1) = 76 + 25 = 101
101 + (25 × 2) = 101 + 50 = 151

Correct Answer: Shanti Bardhan

Solution : The correct answer is Shanti Bardhan.

In the 1960s and 1970s, Shanti Bardhan, a junior collaborator of Uday Shankar, emerged as a prominent figure in the realm of dance. Bardhan, having learned the art form from the renowned Uday Shankar, became the focal point