Correct Answer: primary

Solution : The correct option is primary.

The main key is a characteristic used to uniquely identify each row in a table. A column, or collection of columns, known as the primary key, is what gives each entry in the table its unique identity. Null values

Correct Answer: early in the

Solution : The correct choice is the second option.

The adjective should be in the base form, i.e., early. Also, the correct preposition to be used with the adjective should be in, as the preposition in is used to discuss general times

Correct Answer: discouraged

Solution : The second option is correct.

• The word hindered means to make it more difficult for somebody or something to do.
• The synonym for hindered is discouraged.
• "Discouraged" means to stop somebody from doing something, especially by making him or her realise that it would not

Correct Answer: 13 : 7

Solution : Total books sold from the shop A = 200 + 150 = 350
Total books sold from the shop C = 350 + 300 = 650
So, the required ratio = 650 : 350 = 13 : 7
Hence, the correct answer is

Correct Answer: Rs. 1600

Solution : Let the expenditure be $4x$ and the Savings be $3x$.
Income = expenditure + savings = $4x + 3x = 7x$
New income = $7x + 300$
New expenditure = $4x + \frac{1}{4}\times 3x=4x + \frac{3x}{4}=\frac{19x}{4}$
New savings = $7x + 300 - \frac{19x}{4}=\frac{28x+1200-19x}{4}=\frac{9x+1200}{4}$

Correct Answer: Cousin sister

Solution : According to the given information, the family tree is as follows –

Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.

So, from the above family tree, Girl is the cousin sister of Boy. Hence, the second

Correct Answer: 30 years

Solution : The correct answer is 30 years

Rajya Sabha members must be at least 30 years old to be eligible to vote. The Rajya Sabha has 250 members. Despite not having equal representation from all states, the Rajya Sabha is recognised as the representative House

Correct Answer: –15

Solution : Given:
50, 39, 27, 14, 0, ?

Subtract natural numbers starting from 11 to the previous number to get the next number –
50 – 11 = 39, 39 – 12 = 27, 27 – 13 = 14, 14 – 14 = 0, 0 –

Correct Answer: Leaching

Solution : The correct answer is Leaching.

Leaching is the downward movement of water-soluble inorganic nutrients through the soil, and it can result in the precipitation of these nutrients as unavailable salts in lower soil horizons. Leaching can have both positive and negative effects on soil

Correct Answer: Wimbledon

Solution : The correct answer is Wimbledon.

Wimbledon, often called The Championships, is the world's oldest tennis tournament and is widely considered the most esteemed. Held at the All England Lawn Tennis and Croquet Club in London, it features outdoor grass courts. Since 2019, retractable roofs