Staff Selection Commission Combined Graduate Level Exam
Question : Directions: Which of the following interchanges of signs would make the given equation correct? 50 – 25 ÷ 5 × 3 + 6 = 59
Option 1: + and ×
Option 2: ÷ and +
Option 3: × and –
Option 4: – and +
Correct Answer: – and +
Solution : Given: 50 – 25 ÷ 5 × 3 + 6 = 59
Replace the given symbols in the options one by one with the original symbols in the given equation. Let's check the options – First option: + and × = 50 –
Question : A and B invested money in a business in the ratio of 7 : 5. If 15% of the total profit goes to charity and A's share in the profit is Rs. 5,950, then what is the total profit?
Option 1: Rs. 12,500
Option 2: Rs. 12,000
Option 3: Rs. 10,500
Option 4: Rs. 11,750
Correct Answer: Rs. 12,000
Solution : Charity = 15% of the total profit Investment ratio = profit ratio = 7 : 5 Profit shared = 85 % of the total profit A's share = $\frac{7}{7+5}$× profit shared ⇒ 5950 = $\frac{7}{12}$× profit shared ⇒ Profit shared = $\frac{5950×12}{7}$ = 10,200
Question : Directions: A is the sister of B. B is married to D. B and D have a daughter G. How is G related to A?
Option 1: Sister
Option 2: Daughter
Option 3: Niece
Option 4: Cousin
Correct Answer: Niece
Solution : As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.
So, from the above family tree, G is the niece of A. Hence, the third option
Question : A train running at 70 km/hr crosses another train running in the same direction at 34 km/hr in 25 seconds. What is the combined length of both trains (in metres)?
Option 1: 225
Option 2: 250
Option 3: 325
Option 4: 500
Correct Answer: 250
Solution : Given: The speed of trains running in the same direction is 70 km/hr and 34 km/hr. Time is taken to cross each other = 25 seconds Relative speed of trains = 70 – 34 = 36 km/hr = 36 × $\frac{5}{18}$ m/s = 10 m/s
Question : Select the option that expresses the given sentence in passive voice. Have you placed an order for a cake?
Option 1: Have an order for a cake been placed by you?
Option 2: Was an order for a cake placed by you?
Option 3: Has an order for a cake been placed by you?
Option 4: Is an order for a cake being placed by you?
Correct Answer: Has an order for a cake been placed by you?
Solution : The correct choice is the third option.
Passive voice is the voice in which the object experiences an action rather than the person who performs the action. Hence, the object in the active sentence becomes the
Question : Directions: In the following question, some parts of the sentence may have some errors. Find out which part of the sentence has an error and select the appropriate option. If the sentence is free from error, select "No Error".
If life existed on Mars, it is most likely to be in (1) / the form of bacteria buried deep in (2) / the planet's permafrost or lichens. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The correct choice is the first option.
It should be "life exists" instead of "existed " as we are generally talking about life on Mars, which is a general fact and it should be in the simple present tense. The general facts should be
Question : Activated charcoal is used to remove colouring matter from pure substances by
Option 1: bleaching
Option 2: oxidation
Option 3: adsorption
Option 4: reduction
Correct Answer: adsorption
Solution : The correct option is adsorption.
Through the process of adsorption, activated charcoal, sometimes known as activated carbon, is used to remove colour contaminants from materials. Adsorption pertains to the adherence of molecules or particles to the surface of a solid object.
Question : A 15 cm long perpendicular is drawn from the centre of a circle to its 40 cm long chord. Find the radius of the circle.
Option 1: 25 cm
Option 2: 27 cm
Option 3: 22 cm
Option 4: 20 cm
Correct Answer: 25 cm
Solution : Given: Chord length = 40 cm The perpendicular distance from centre to chord = 15 cm Let the chord be AB and R be the radius of the circle. Since a perpendicular from the centre divides a chord into two equal parts, AP =
Question : Who has been elected the 14th Vice President of India?
Option 1: Pratibha Banerjee
Option 2: Jagdeep Dhankhar
Option 3: Margaret Alva
Option 4: Venkaiah Naidu
Correct Answer: Jagdeep Dhankhar
Solution : The correct option is Jagdeep Dhankhar.
Jagdeep Dhankhar was elected the 14th Vice President of India on August 6, 2022, defeating the joint opposition candidate Margaret Alva. He was nominated by the National Democratic Alliance (NDA), led by the Bharatiya Janata Party (BJP).
Question : The policy of a dual system of government of Bengal was the brainchild of which Governor-General?
Option 1: Lord Hastings
Option 2: Lord Clive
Option 3: Lord Lytton
Option 4: Lord Dalhousie
Correct Answer: Lord Clive
Solution : The correct option is Lord Clive.
The Dual System of Government in Bengal was an administrative arrangement implemented by the British East India Company. The company was granted Diwani rights, which allowed them to collect revenue and administer civil justice. This gave them significant
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