Staff Selection Commission Combined Graduate Level Exam
Question : Two cars, A and B, travel from one city to another at speeds of 72 km/h and 90 km/h, respectively. If car B takes 1 hour less than car A for the journey, then what is the distance (in kilometres) between the two cities?
Option 1: 270
Option 2: 360
Option 3: 240
Option 4: 400
Correct Answer: 360
Solution : Let the time taken by car A be $x$ hour. So the time taken by car B is $(x–1)$ hour. According to the question, $72x = 90(x – 1)$ ⇒ $90x–72x = 90$ ⇒ $18x = 90$ ⇒ $x = \frac{90}{18}=5$ hours So, the distance
Question : Why is carbon monoxide a pollutant?
Option 1: Reacts with haemoglobin
Option 2: Makes the nervous system inactive
Option 3: It reacts with oxygen
Option 4: It inhibits glycolysis
Correct Answer: Reacts with haemoglobin
Solution : The answer is Reacts with haemoglobin.
Carbon monoxide is highly toxic to humans and animals when inhaled. It binds to haemoglobin in red blood cells more tightly than oxygen, reducing the blood's ability to transport oxygen to body tissues. This can lead to
Question : If A's salary is 40% less than that of B, how much percent is B's salary more than that of A?
Option 1: $33\frac{1}{3}\%$
Option 2: $66\frac{2}{3}\%$
Option 3: $33\frac{2}{3}\%$
Option 4: $66\frac{1}{3}\%$
Correct Answer: $66\frac{2}{3}\%$
Solution : Given: A's salary is 40% less than B. Let salary of B = 100 units Then, salary of A = B – 40% of B = 100 – ($\frac{40}{100}$ × 100) = 60 units Percentage of B's salary more than A $=\frac{B-A}{A} × 100 =
Question : The Legislature in a democratic country can influence public opinion by
Option 1: Focusing attention on public issues
Option 2: Granting rights
Option 3: Enacting non-controversial laws
Option 4: Defining the duties of the citizens
Correct Answer: Focusing attention on public issues
Solution : The Correct Answer is- Focusing attention on public issues
As a government run by, for, and of the people, public opinion is very important in democracies. It's important to consider public opinion if you want a democratic government. By focusing on
Question : Select the option that can be used as a one-word substitute for the given group of words. To keep postponing doing a task later because you’re lazy.
Option 1: Procrastinate
Option 2: Multi-task
Option 3: Leave
Option 4: Diligent
Correct Answer: Procrastinate
Solution : The correct choice is the first option.
Procrastinate means to delay or postpone tasks, especially out of laziness or a tendency to avoid doing them promptly.
The meanings of the other options are as follows:
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".
If a guru is a kind of hired teacher, (1) / none of his roles hits the mark (2) / of what is intended. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (2)
Solution : The correct choice is the second option.
It should be "will hit" instead of "hits" as the sentence constitutes the first conditional. If the conditional clause is in the simple present tense, it should be followed by the simple future tense in the other
Question : Directions: Select the option that is related to the fifth letter cluster in the same way as the second letter cluster is related to the first letter cluster and the fourth letter cluster is related to the third letter cluster. RJN : OLU :: DHL : MJG :: VKC : ?
Option 1: DMY
Option 2: ENZ
Option 3: YMD
Option 4: ENY
Correct Answer: DMY
Solution : Given: RJN : OLU :: DHL : MJG :: VKC : ?
Add the consecutive natural numbers, starting from 1 to the place value of the letters of RJN and shuffle their position as shown, to obtain the required code –
Thus, RJN is coded
Question : Directions: In the following question a series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series. 68, 72, 65, 69, 62, 66, ?
Option 1: 59
Option 2: 61
Option 3: 68
Option 4: 75
Correct Answer: 59
Solution : Given: 68, 72, 65, 69, 62, 66, ?
Add 4 and subtract 7 from the numbers alternatively to find the next term of the series – 68 + 4 = 72; 72 – 7 = 65; 65 + 4 = 69; 69 – 7 =
Question : Direction: In this question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. A can be represented by 04,12, etc. and R can be represented by 55, 67, etc. Similarly, you have to identify the set for the word BENT.
Option 1: 42, 34, 79, 77
Option 2: 00, 11, 76, 78
Option 3: 31, 22, 88, 58
Option 4: 42, 34, 76, 88
Correct Answer: 31, 22, 88, 58
Solution : Given – BENT
Option first: 42, 34, 79, 77
BERT
Option second: 00, 11, 76, 78
BENU
Option third: 31, 22, 88, 58
BENT.
The third set represents the word BENT.
Option fourth: 42, 34, 76, 88
BENN
Hence, third option is
Question : Select the sentence that uses the idiom correctly.
Option 1: Ranita was not selected for the job as she got cold feet.
Option 2: Walking bare feet on grass gave him cold feet.
Option 3: After too much cycling Arun got cold feet.
Option 4: One can swim easily with cold feet.
Correct Answer: Ranita was not selected for the job as she got cold feet.
The idiom, got cold feet means to suddenly feel nervous or afraid, especially before a significant event or decision. In this sentence, it is correctly used
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