Staff Selection Commission Combined Graduate Level Exam
Question : Direction: Some equation are solved on the basis of ceratain system. Find the correct answer for the unsolved equation on that basis. 5 x 4 x 3 = 70 6 x 5 x 4 = 140 7 x 6 x 5 = ?
Option 1: 210
Option 2: 220
Option 3: 230
Option 4: 240
Correct Answer: 240
Solution : Here, in the given equations, we have –
5 x 4 x 3 = 70 ⇒ 5 x 4 x 3 + (5 x 2) = 70 6 x 5 x 4 = 140 ⇒ 6 x 5 x 4 + (5 x 4) =
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
The doctor asked his patient to regularly take his medicine.
(1) asked his patient
(2) to regularly take his medicine
(3) No Error
(4) the doctor
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (2)
Solution : The error lies in the second option.
When an adverb regularly is placed between an infinitive verb i.e., to take, we get a case of split infinitive, which makes the structure of the sentence awkward.
To correct this, the adverb should be placed
Question : Abdul Karim Khan was the exponent of which school of Hindustani Music?
Option 1: Jaipur Gharana
Option 2: Gwalior Gharana
Option 3: Delhi Gharana
Option 4: Kirana Gharana
Correct Answer: Kirana Gharana
Solution : The correct option is Kirana Gharana.
Kirana Gharana was founded by Abdul Karim Khan and later enriched by his disciples, including his nephew Sawai Gandharva.
The Kirana Gharana places a strong emphasis on Khayal, a form of Hindustani classical vocal music that involves
Question : The manufacturing of iron from iron ore involves the process of
Option 1: oxidation
Option 2: reduction
Option 3: electrolysis
Option 4: fractional distillation
Correct Answer: reduction
Solution : The correct option is reduction.
Reduction is a step in the process of making iron from iron ore. It is sometimes known as iron reduction or iron smelting. Iron reduction is a chemical process that occurs when a reducing agent, such as carbon or
Question : Which one of the following is an ohmic conductor?
Option 1: Germanium
Option 2: silicon
Option 3: carbon
Option 4: silver
Correct Answer: silver
Solution : The correct option is silver.
An ohmic conductor, also known as an ohmic resistor or a linear resistor, is a material that follows Ohm's law. Silver, like copper and gold, is classified as an ohmic conductor due to its consistent resistance irrespective of the applied
Question : Directions: Which two signs and two numbers should be interchanged in the following equation to make it correct? 78 + 456 − 45 × 12 ÷ 4 = 519
Option 1: 12 and 4; − and ×
Option 2: 78 and 456; ÷ and ×
Option 3: 45 and 12; + and ÷
Option 4: 456 and 45; ÷ and −
Correct Answer: 78 and 456; ÷ and ×
Solution : Given: 78 + 456 − 45 × 12 ÷ 4 = 519
Interchange the numbers and signs in the options one by one in the given equation.
First option: 12 and 4; − and × 78 + 456 − 45
Question : Study the given table and answer the question that follows. The table shows the percentage of marks obtained by 7 students in different subjects.
How many students have scored the highest percentage of marks in more than one subject?
Option 1: Four
Option 2: Three
Option 3: Two
Option 4: One
Correct Answer: Two
Solution : From the given table it can be concluded that 2 students scored the highest percentage of score in more than one subject. Diksha: English, Maths, Biology Amit: Physics, IT Hence, the correct answer is two.
Question : Directions: Select the options figure which is embedded in the given figure (rotation is NOT allowed).
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Since the rotation is restricted. So, the embedded figure will have the same orientation as the main figure. By comparison of all the option figures, only the third option figure is embedded in the given question figure.
Hence, the third option is correct.
Question : If the measures of the angles of a triangle are in the ratio 1 : 2 : 3, and if the length of the smallest side of the triangle is 10 cm, then the length of the longest side is:
Option 1: 20 cm
Option 2: 25 cm
Option 3: 30 cm
Option 4: 35 cm
Correct Answer: 20 cm
Solution : Given: The measures of the angles of a triangle are in the ratio 1 : 2 : 3. Let the angles be $x, 2x, 3x$. So, $x + 2x + 3x = 180°$ ⇒ $6x = 180°$ ∴ $x = 30°$ So, the angles
Question : Directions: Which two numbers and two signs should be interchanged to make the given equation correct? 5 + 44 − 8 × 25 = 203
Option 1: 8, 5 and −, +
Option 2: 8, 44 and −, +
Option 3: 8, 5 and −, ×
Option 4: 8, 44 and −, ×
Correct Answer: 8, 5 and −, ×
Solution : Given: 5 + 44 − 8 × 25 = 203
Replace the given signs and numbers in the options one by one with the original signs and numbers in the given equation. First option: 8, 5 and −, + = 8
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