Correct Answer: 135

Solution : $\frac{M1D1}{W1}$ = $\frac{M2D2}{W2}$ [where $M$ = number of men, $D$ = number of days, $W$ = work done]
⇒ $\frac{90×200}{0.5}$ = $\frac{M×400}{2.5}$
⇒ M = 90 × 2.5 = 225
So, the extra men to be employed = 225 – 90 = 135
Hence, the

Correct Answer: 8 cm

Solution : The ratio of the radius and the height = 4 : 7
Volume of a cylinder = 2816 cm$^3$
Volume of a cylinder = $\pi × r^2 × h$
Let the radius and the height of a cylinder be $4x$ and $7x$ respectively.
⇒

Correct Answer: 100 kg

Solution : Percentage of bananas in the pie chart = 15%
Percentage of oranges in the pie chart = 11%
Total weights = 2500 kg
Difference between the weights of bananas and oranges at the fruit shop
= $\frac{(15-11)}{100}\times 2500$
= 100 kg
Hence, the correct

Correct Answer: International Day of Non-Violence

Solution : The correct option is International Day of Non-Violence.

Every year on October 2nd, the International Day of Nonviolence is marked to remember the birthday of Mahatma Gandhi, the leader of the Indian independence struggle and a pioneer of nonviolent civil disobedience as

Correct Answer: $11 \frac{1}{9}$%

Solution : Given: 20 × cost price = 18 × selling price
⇒ Selling price = $\frac{20}{18}$ × cost price
So, the gain percentage = $\frac{\frac{20}{18} × \text{cost price} - \text{cost price}}{\text{cost price}}$×100
= $\frac{200}{18}$ = $11 \frac{1}{9}$%
Hence, the correct answer is $11 \frac{1}{9}$%.

Correct Answer: =, +, –

Solution : Given:
13 * 12 * 5 * 4

Let's check the options —

First option: =, –, +
On replacing → 13 = 12 – 5 + 4
⇒ 13 = 12 – 5 + 4
⇒ 13 = 16 – 5
⇒

Correct Answer: Clowder

Solution : Given:

The term Pride refers to a groups of lions.

Similalry, clowder is another name for the group of cats.

Hence, fourth option is correct.
 

Correct Answer: Pollination

Solution : The correct option is Pollination.

Pollination is the process by which plants reproduce sexually by transferring pollen from the male reproductive organs of a flower (anther) to the female reproductive organ (stigma) of the same or another flower. This process is essential for the fertilization

Correct Answer: People who speak Kannada, English and Marathi.

Solution : Given: 

Here, the shaded area is common to circles i.e. Kannada, English, and Marathi except Hindi and the shaded represents the people who speak Kannada, English, and Marathi.

So, from the third option, the shaded area represents the people

Correct Answer: 68

Solution : Given:
17, 34, 51, ?, 85, 102

Add 17 in each number to get the required missing number –
17 + 17 = 34; 34 + 17 = 51; 51 + 17 = 68; 68 + 17 = 85; 85 + 17 = 102

So,