General Knowledge Quiz

Harish and Bimal can complete a task in 20 days. They worked at it for 15 days, and then Bimal left. The remaining work was done by Harish alone in 10 days. Harish alone can complete the entire task in:

• 40 days

• 30 days

• 35 days

• 45 days

Answer explanation

Harish and Bimal together complete the task in 20 days, so their combined rate is 1/20. In 15 days, they complete 15/20 of the task. Bimal leaves, and Harish finishes the remaining 5/20 in 10 days, meaning Harish's rate is 1/30. Thus, he can complete the task alone in 30 days.

What is the keyboard command to delete ledger created in tally?

• Alt + D

• Ctrl + D

• Shift + D

• Alt + F2

Answer explanation

The correct keyboard command to delete a ledger in Tally is Alt + D. This command allows users to quickly remove unwanted ledgers, making it an essential shortcut for efficient ledger management.

The main focus of the First Five-Year Plan was on the _______.

• service sector

• agricultural and industrial sector

• agricultural sector

• industrial sector

Answer explanation

The First Five-Year Plan primarily aimed to boost both agriculture and industry, focusing on increasing production in these sectors to support economic growth and development.

If 3n = 729, then the value of n is equal to:

• 6

• 8

• 12

• 9

Answer explanation

To find n, divide both sides of the equation 3n = 729 by 3. This gives n = 729 / 3 = 243. Next, take the cube root of 243, which is 9. Therefore, the value of n is 9.

In which year did India first participate in the Olympic games?

• 1900

• 1925

• 1923

• 1924

Answer explanation

India first participated in the Olympic Games in 1900, making it the correct choice. The other years listed, 1925, 1923, and 1924, are incorrect as they do not correspond to India's Olympic debut.

With which state is the Nabakalebara festival associated?

• Odisha

• Assam

• Sikkim

• West Bengal

Answer explanation

The Nabakalebara festival is a significant event in Odisha, celebrating the worship of Lord Jagannath. It involves the ceremonial replacement of the deity's wooden idol, making Odisha the correct answer.

Which branch of physics deals with properties of fluids at rest?

• Hydrostatics

• Astrophysics

• Thermodynamics

• Optics

Answer explanation

Hydrostatics is the branch of physics that specifically studies fluids at rest, focusing on pressure, buoyancy, and equilibrium. The other options, such as astrophysics and thermodynamics, deal with different aspects of physics.

The HCF of two numbers is 6 and their LCM is 84. If one of these numbers is 42, then the second number is:

• 12

• 40

• 48

• 30

Answer explanation

To find the second number, use the relationship: HCF × LCM = Product of the numbers. Here, 6 × 84 = 42 × x. Solving gives x = 12. Thus, the second number is 12.

The first Amendment to the constitution of India was made on _______.

• 1951

• 1953

• 1952

• 1950

Answer explanation

The first Amendment to the Constitution of India was made in 1951, not 1950. Therefore, the correct answer is 1951.

The pH range of a human body is:

• 2.35 – 4.45

• 5.35 – 6.45

• 7.35 – 7.45

• 8.35 – 9.45

Answer explanation

The normal pH range of the human body is 7.35 to 7.45, which is slightly alkaline. This range is crucial for proper physiological functions, making it the correct choice among the options provided.