Correct Answer: Teetotaller

Solution : The correct one-word substitute is the third option.

Explanation: Teetotaller is a one-word substitute that specifically describes a person who does not drink alcohol, making it the most appropriate choice.

The meanings of the other options are as follows:

• Vegetarian: A person who does not

Correct Answer: (4)

Solution : The correct choice is the fourth option.

In this sentence, the phrase take care of is correct and effectively conveys the idea of looking after and ensuring the well-being of the children.

Other options suggest changes to the phrase, but they do not improve the

Correct Answer: PELBORM 

Solution : Given:

FASHION is coded as FOIHSAN.

Here, it seems that all the letters are being reversed except the first and the last letter.

Similarly, applying the same pattern to the word PROBLEM, we have –

 PROBLEM is coded as PELBORM.

Hence, third option is correct.

Correct Answer: 137

Solution : Given:
28 D 6 S 34 M 2 A 8 D 6 = ?

After replacing the letters with mathematical signs, the equation becomes –
= 28 × 6 + 34 ÷ 2 – 8 × 6 
= 28 × 6 + 17 – 8

Correct Answer: 844

Solution : Given:
1. birds are flying ⇒ 536
2. the nest is big ⇒ 3423
3. close the door ⇒ 534

Count the number of letters in birds are flying to obtain the required code –
birds→5, are→3, flying→6
Thus, birds are flying is coded as

Correct Answer: $2 \cos \frac{\alpha+\beta}{2} \sin \frac{\alpha-\beta}{2}$

Solution : The formula of $\sin α - \sin β$ is given by $2 \cos \frac{\alpha+\beta}{2} \sin \frac{\alpha-\beta}{2}$.
Hence, the correct answer is $2 \cos \frac{\alpha+\beta}{2} \sin \frac{\alpha-\beta}{2}$.

Correct Answer: Tripura

Solution : The correct option is Tripura.

A unique programme called "Mukhyamantri Chaa Srami Kalyan Prakalpa" has been announced by the state government of Tripura to guarantee the social security of over 7,000 tea garden labourers.

Correct Answer: Quiet

Solution : Given:
Dark : Light :: Noise : ?

Like, dark and light are antonyms.
Similarly, noise is the antonym of quiet.

Hence, the second option is correct.

Correct Answer: 26.56% profit

Solution : Cost price of one banana = $\frac{8}{9}$
Selling price of one banana = $\frac{9}{8}$
Profit = Selling price – Cost price = $\frac{9}{8}$–$\frac{8}{9}$ = $\frac{17}{72}$
Profit% = $\frac{\frac{17}{72}×100}{\frac{8}{9}}$ = $\frac{17×100×9}{72×8}$ = 26.56%
Hence, the correct answer is 26.56% profit.

Correct Answer: Bangladesh

Solution : The correct answer is Bangladesh.

India helped Bangladesh in its war for independence in 1971. As a friendly South Asian neighbour, India was the first to recognise Bangladesh as a separate and sovereign state. India also quickly established diplomatic ties with Bangladesh by declaration