Correct Answer: half-life period

Solution : The correct option is a half-life period.

The "half-life" is the term used to describe the time taken by organisms to eliminate 50% of the total body burden or tissue concentration of certain substances that can accumulate in living organisms such as drugs

Correct Answer: 63

Solution : Given:
1, 3, 7, 15, 31, ?

Add the power of 2 to the previous term to obtain the next term.
1 + (2)¹ = 1 + 2 = 3,
3 + (2)² = 3 + 4 = 7,
7 + (2)³

Correct Answer: compact settlements

Solution : The correct answer is compact settlements.

Compact settlements, common in rich plains and valleys, feature closely constructed homes with winding streets. Residents collaborate on farming, fostering a sense of security. While occasionally sizable, they encounter challenges in drainage and sanitation due to their

Correct Answer: 15

Solution : The correct answer is 15.

The purpose of the bonds is to raise money for political parties. A notification to change the plan to provide for "an additional period of 15 days" for their sale "in the year of general elections to the Legislative

Correct Answer: 123

Solution : Given:
63, 67, 75, 87, 103, ?

Consecutive multiples of 4 are added to the previous number, to obtain the next number –
63 + 4 = 67; 67 + 8 = 75; 75 + 12 = 87; 87 + 16 = 103; 103 +

Correct Answer: V. K. Singh

Solution : The correct answer is V. K. Singh.

Indian General Vijay Kumar Singh co-wrote the autobiographical book "Courage and Conviction: An Autobiography" with Shiv Kunal Verma. Aleph Book Company released it for the first time in 2013. Singh critiques a range of circumstances

Correct Answer: Neweset

Solution : The second option is correct.

Explanation: The incorrect spelling is "neweset". The correct spelling of the word is newest, as it is the superlative form of new, indicating something that is the most recent or the latest among a set of things.

Other

Correct Answer: No improvement required

Solution : The first option is the correct answer.

The underlined part of the sentence is already grammatically correct and effectively conveys the intended meaning. The sentence suggests that engaging in travel is an optimal way to make productive use of time.

Therefore, the correct

Correct Answer: Hidden

Solution : The third option is the correct answer.

While "evident" suggests transparency and clarity, "hidden" implies obscurity or secrecy, indicating that the true nature or presence of something is not readily apparent or visible.

The meanings of the other options are as follows:

• Obvious refers to

Correct Answer: 10

Solution : a² – b² = 19
⇒ (a + b)(a – b) = 19 × 1
Since 'a' and 'b' are positive integers,
⇒ a + b = 19 -------(i)
and a – b = 1 ------(ii)
Adding equations (i) and (ii), we get,