Staff Selection Commission Combined Graduate Level Exam
Question : A cuboid of size 50 cm by 40 cm by 30 cm is cut into 8 identical parts by 3 cuts. What is the total surface area (in cm2) of all eight parts?
Option 1: 11750
Option 2: 14100
Option 3: 18800
Option 4: 23500
Correct Answer: 18800
Solution : Given: Length, l = 50 cm Breadth, b = 40 cm Height, h = 30 cm Total surface area of cuboid before cutting = 2(lb + bh + hl) = 2 × (50 × 40 + 40 × 30 + 30 × 50) = 9400
Question : Direction: In each of the following question, select the missing number from the given responses.
Option 1: 70
Option 2: 12
Option 3: 16
Option 4: 24
Correct Answer: 12
Solution : Given:
In the first row, 30 ÷ 2 = 15 → 15 × 15 = 225
In the second row, 20 ÷ 2 = 10 → 10 × 7 = 70
In the third row, 8
Question : The prestigious 'Jawaharlal Nehru Award for International Understanding' is instituted by
Option 1: National Centre for Art and Culture
Option 2: Department of Youth and Sports
Option 3: Nehru Memorial Museum
Option 4: Indian Council for Cultural Relations
Correct Answer: Indian Council for Cultural Relations
Solution : The correct answer is Indian Council for Cultural Relations.
The Indian Council for Cultural Relations (ICCR) administers the Jawaharlal Nehru Award for International Understanding, which was created in 1965. Individuals are recognized for their extraordinary contributions towards the advancement
Question : In which year was India House established by Shyamji Krishna Varma?
Option 1: 1905
Option 2: 1899
Option 3: 1902
Option 4: 1909
Correct Answer: 1905
Solution : The correct option is 1905.
India House was established by Shyamji Krishna Varma in 1905 in London. India House became a meeting place for Indian students and activists. In 1909, this house was closed.
Question : The rate of tax increase as the amount of the tax base increases is called
Option 1: proportional tax
Option 2: progressive tax
Option 3: regressive tax
Option 4: degressive tax
Correct Answer: progressive tax
Solution : The correct answer is a progressive tax.
A progressive tax rate or progressive taxation is a tax rate that grows as the extent of the tax base (the taxable amount or value) increases. Larger-income people or corporations pay a higher percentage of their
Question : Select the most appropriate ANTONYM of the given word.
Polite
Option 1: Rude
Option 2: Civil
Option 3: Decent
Option 4: Sober
Correct Answer: Rude
Solution : The correct choice is the first option.
Polite means having or showing behaviour that is respectful and considerate of other people.
Rude means ill-mannered or offensive in manner or action, making this the correct antonym of polite.
The meanings of the other options are
Question : Directions: After interchanging the given two numbers and two signs what will be the values of equations (I) and (II) respectively? × and +, 3 and 9 I. 7 × 9 – 8 ÷ 2 + 3 II. 4 × 9 – 3 + 8 ÷ 2
Option 1: 0, 1
Option 2: –26, –29
Option 3: 6, 0
Option 4: 12, 13
Correct Answer: –26, –29
Solution : Given: × and +, 3 and 9 I. 7 × 9 – 8 ÷ 2 + 3 II. 4 × 9 – 3 + 8 ÷ 2
Equation I: 7 × 9 – 8 ÷ 2 + 3 On replacing the given symbols and
Question : If the radius of a sphere is decreased by 48%, then by what percentage does its surface area decrease?
Option 1: 82.91%
Option 2: 72.96%
Option 3: 78.98%
Option 4: 86.26%
Correct Answer: 72.96%
Solution : Given: the radius of a sphere is decreased by 48%. Let the radius be $r$, then the surface area of the sphere = $4\pi r^2$ Now the radius has decreased by 48%, So, the radius = $r-0.48r$ = $0.52r$ And the new area = $4\pi
Question : Single-celled life forms were discovered by Antonie van Leeuwenhoek in _______.
Option 1: 1774
Option 2: 1884
Option 3: 1837
Option 4: 1674
Correct Answer: 1674
Solution : The correct option is 1674.
Single-celled life forms were discovered by Antonie van Leeuwenhoek in the late 17th century. Specifically, he made this discovery in 1674. Van Leeuwenhoek was a Dutch scientist and is often considered one of the pioneers of microbiology for his
Question : Directions: In the following question, two statements are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements. Statements: All animals are four-footed. The dog has two legs. Conclusions: I. The dog is not an animal. II. The dog is an animal.
Option 1: Only I follows
Option 2: Only II follows
Option 3: Neither I nor II follows
Option 4: Both I and II follow
Correct Answer: Only I follows
Solution : Based on the given statements, let's analyse the conclusions – Conclusion I: The dog is not an animal – According to the given statements, all animals are four-footed and the dog has two legs. So, from this, it can be concluded that a
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