Staff Selection Commission Combined Graduate Level Exam
Question : Directions: Select the figure that will replace the question mark (?) in the following figure series.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Here the pattern is as follows – 1. From Figure 1 to Figure 2, U and B shifted to the centre and bottom left corner respectively and X shifted to the upper right corner, and the square was replaced with a semi-circle. 2. From Figure 2
Question : Directions: In the given question, a sentence is given with a blank to be filled in with an appropriate word. Four alternatives are suggested for each question. Choose the correct alternative out of the four alternatives.
Be ____ and always look for the comfort of others.
Option 1: considerate
Option 2: cautious
Option 3: considerable
Option 4: consider
Correct Answer: considerate
Solution : The first option is the correct answer.
The adjective considerate means to be thoughtful and careful and not to hurt or upset others.
The meanings of the other options are as follows:
Question : Which of the following group elements are called chalcogens?
Option 1: Group 16
Option 2: Group 2
Option 3: Group 17
Option 4: Group 18
Correct Answer: Group 16
Solution : The correct option is Group 16.
Chalcogens, comprising oxygen, sulfur, selenium, tellurium and polonium are the elements found in Group 16 of the periodic table. These elements exhibit notable similarities in their chemical behaviour, particularly in the compounds they form, such as oxides. Often
Question : If $28: 98:: 98: y$, find the value of $y$.
Option 1: $333$
Option 2: $338$
Option 3: $348$
Option 4: $343$
Correct Answer: $343$
Solution : Given: $28: 98:: 98: y$ ⇒ $\frac{28}{98}=\frac{98}{y}$ ⇒ $y = \frac{98 \times 98}{28}$ ⇒ $y = 343$ Hence, the correct answer is $343$.
Question : A truck covers a distance of 550 metres in one minute whereas a bus covers a distance of 33 km in $\frac{3}{4}$ hour. Then the ratio of their speeds is:
Option 1: 1 : 3
Option 2: 2 : 3
Option 3: 3 : 4
Option 4: 1 : 4
Correct Answer: 3 : 4
Solution : Given: The truck covers a distance of 550 metres in one minute. The bus covers a distance of 33 km in $\frac{3}{4}$ hour. Speed of the truck in metres per second = $\frac{550}{1×60}$ = $\frac{55}{6}$ Speed of the bus in metres per second
Question : Who decides the savings and loan activities in a Self Help Group (SHG)?
Option 1: Private bank
Option 2: Reserve Bank of India
Option 3: Members of the group
Option 4: Non-government organisations
Correct Answer: Members of the group
Solution : The correct option is Members of the group.
The members of a Self Help Group (SHG) decide together on the group's savings and loan activities. SHGs are community-based groups where participants combine their assets, including savings, to establish a common fund.
Question : Which one of the following is not a true fish?
Option 1: sliver fish
Option 2: Saw fish
Option 3: Hammer fish
Option 4: sucker fish
Correct Answer: sliver fish
Solution : The correct option is Silver fish.
The "silver fish" is not a true fish. Silverfish are small, wingless insects that belong to the order Zygentoma, class Insecta within the phylum Arthropoda. They are often found in homes and feed on starchy materials like paper
Question : A car travels the first 160 km at a speed of 64 km/hr and the next 160 km at a speed of 80 km/hr. What is the average speed for the first 320 km of the tour?
Option 1: 70 km/hr
Option 2: 71.11 km/hr
Option 3: 66 km/hr
Option 4: 75.32 km/hr
Correct Answer: 71.11 km/hr
Solution : The first 160 km are travelled at 64 km/hr. Time taken for this journey $=\frac{160}{64} = 2.5$ hr Next 160 km are travelled at 80 km/hr. Time taken for this journey $=\frac{160}{80} = 2$ hr Hence, the total time taken for the journey of
Question : Directions: X walked 20 feet from A to B in the east direction. Then, X turned to the right and walked 6 feet. Again, X turned to the right and walked 28 feet. How far is X from A?
Option 1: 28
Option 2: 9
Option 3: 10
Option 4: 27
Correct Answer: 10
Solution : Firstly, we will draw the diagram as per the given instructions –
In the above figure, A is the starting point and D is the endpoint. So, AD is the distance between the starting point and the endpoint. AE = BC = 6 feet DE
Question : What is the value of the given expression? $\frac{4^{a + 4}- 5 \times 4^{a + 2}}{15 \times 4^a - 2^2 \times 4^a}$
Option 1: 16
Option 2: 64
Option 3: 20
Option 4: 24
Correct Answer: 16
Solution : $\frac{4^{a+ 2}(4^{2} - 5 \times 1)}{4^{a}(15 - 4)}$ $=\frac{4^{a + 2}(11)}{4^{a}(11)}$ $=\frac{4^{a}\times4^{2}(11)}{4^{a}(11)}$ $=4^2$ $=16$ Hence, the correct answer is 16.
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