Correct Answer: 12

Solution : 40% of the first number = 12
First number = $\frac{12×100}{40}$ = 30
Ratio = 5 : 4
Second number = $\frac{4×30}{5}$ = 24
50% of the second number = $\frac{24×50}{100}$ = 12
Hence, the correct answer is 12.

Correct Answer: Rose

Solution : Let's check each option –
First option: Melon→It is a fruit.
Second option: Apple→It is a fruit.
Third option: Rose→It is a flower.
Fourth option: Orange→It is a fruit.
Thus, Melon, Apple, and Orange are fruits whereas a Rose is a flower

So, the third

Correct Answer: Remains same

Solution : The correct option is Remains same.

The floating object displaces some liquid, according to the Archimedes principle. The volume of displaced water will be occupied by the ice when it melts. As a result, the water level remains at its prior level. The volume

Correct Answer: 48

Solution : Given:
37, ?, 61, 78, 97, 120, 149

Add consecutive prime numbers to the previous number to get the next number of the series –
37 + 11 = 48; 48 + 13 = 61; 61 + 17 = 78; 78 + 19 = 97;

Correct Answer: feeling a lot of affection for one particular person, often without knowing why

Solution : The correct option is the fourth option.

Explanation: The phrase having a soft spot for someone means feeling a deep affection or fondness for that person, often despite his flaws or mischievous behaviour.

Correct Answer: GOLDEN

Solution : Given: 
KNOWLEDGE

Now, let's compare all the option words with the word KNOWLEDGE –
First option: KNOWN; All the letters of KNOWN are not present in the word KNOWLEDGE. In KNOWN two N are present but in KNOWLEDGE only one N is present.
Second option: 

Correct Answer: 27

Solution : Given:
+ means −, − means ×, × means ÷, and ÷ means +.
24 − 20 × 12 + 18 ÷ 5

On interchanging the symbols in the above equation, we get –
= 24 × 20 ÷ 12 − 18 + 5
=

Correct Answer: Rs. 10,000

Solution : Let Christy's income be 100 units.
After depositing 10%, he had left = (100 – 10) = 90 units
After depositing 20% of the remaining,
Amount left = $90×\frac{80}{100} = 72$ units
According to the question,
72 units = Rs. 7200
$\therefore$ 1 unit

Correct Answer: 203

Solution : Given:
+ means −, − means ×, × means ÷ and ÷ means +
36 – 5 ÷ 240 × 6 + 17 = ?

After replacing the given symbols according to the question, the equation becomes – 
= 36 × 5 + 240 ÷

Correct Answer: M.N. Roy

Solution : The correct answer is M.N. Roy.

The Indian Communist Conference at Kanpur was held in 1925, and the Communist Party of India (CPI) was formed in December 1925 in India by M.N. Roy. He was a twentieth-century Indian philosopher. He began his career