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Staff Selection Commission Combined Higher Secondary Level Exam

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Question : How many numbers are there from 17 to 457 which are divisible by both 5 and 3?

Option 1: 29

Option 2: 35

Option 3: 30

Option 4: 33

Team Careers360 17th Jan, 2024

Correct Answer: 29


Solution : Numbers from 17 to 457 which are divisible by both 5 and 3
= multiples of 15 greater than 17 and lesser than 457
= 30, 45,......450
= (15 × 2), (15 × 3),........(15 × 30)
Total number = 2nd term to 30th term =

22 Views

Question : If $\left(4y-\frac{4}{y}\right)=11$, find the value of $\left(y^2+\frac{1}{y^2}\right)$.

Option 1: $7 \frac{9}{16}$

Option 2: $5 \frac{9}{16}$

Option 3: $9 \frac{11}{16}$

Option 4: $9 \frac{9}{16}$

Team Careers360 21st Jan, 2024

Correct Answer: $9 \frac{9}{16}$


Solution : Given: $(4 y-\frac{4}{y})=11$
 ⇒ $(y-\frac{1}{y})=\frac{11}{4}$
Squaring both sides, we get:
$(y-\frac{1}{y})^2=\frac{121}{16}$
⇒ $y^2+\frac{1}{y^2}-2×y×\frac{1}{y}=\frac{121}{16}$
⇒ $y^2+\frac{1}{y^2} = \frac{121}{16} +2$
$= \frac{121+32}{16}$
$= \frac{153}{16}$
$= 9\frac{9}{16}$
Hence, the correct answer is $9\frac{9}{16}$.

13 Views

Question : Which among the following generations of computers used vacuum tubes?

Option 1: Fourth Generation

Option 2: Third Generation

Option 3: First Generation

Option 4: Second Generation

Team Careers360 21st Jan, 2024

Correct Answer: First Generation


Solution : The correct option is First Generation.

First-generation computers, including ENIAC and UNIVAC I, used vacuum tubes for electronic circuitry. Vacuum tubes were later replaced by transistors in the Second Generation, leading to improvements in reliability, size, and power consumption.

18 Views

Question : Select the word that is closest in meaning (SYNONYM) to the word given below.
Attune

Option 1: Assimilate

Option 2: Estrange

Option 3: Skew

Option 4: Disrupt

Team Careers360 18th Jan, 2024

Correct Answer: Assimilate


Solution : The first option is correct.

Attune: This word means to bring into harmony or accord, to adjust or adapt, especially in terms of ideas, feelings, or actions.

Assimilate: This synonym also involves the idea of adjusting or adapting, but specifically, it means to take in

5 Views

Question : The curved surface area of a right circular cone of diameter $42 \ \text{cm}$ is $990 \ \text{cm}^2$. What is the slant height (in${\ \text{cm}})$ of the cone? [Use $\pi=\frac{22}{7}$]

Option 1: 10

Option 2: 15

Option 3: 24

Option 4: 12

Team Careers360 21st Jan, 2024

Correct Answer: 15


Solution : Diameter = $42 ~cm$
Radius, $r$ = $21 ~cm$
Let $l$ be the slant height.
Curved surface area of a right circular cone = $990 \ \text{cm}^2$
⇒ $\pi r l = 990$
⇒ $\frac{22}{7}×21×l = 990$
⇒ $l$ = $\frac{990}{66} = 15 \ \text{cm}$

59 Views

Question : Directions: Based on the alphabetical order, three of the following four-letter clusters are alike in a certain way and thus form a group. Which of the following does NOT belong to that group?

Option 1: SVT

Option 2: KML

Option 3: DGE

Option 4: NQO

Team Careers360 17th Jan, 2024

Correct Answer: KML


Solution : Let's check the options –
First option: SVT→S + 3 = V; V – 2 = T
Second option: KML→K + 2 = M; M – 1 = L
Third option: DGE→D + 3 = G; G – 2 = E
Fourth option: NQO→N +

6 Views

Question : Select the option that expresses the following sentence in the superlative degree of comparison.

It looks like our bad fears are coming true.

Option 1: No change required

Option 2: The worse fears are coming back it seems so.

Option 3: It looks like our worst fears are coming true.

Option 4: The fears with bad thoughts come back.

Team Careers360 21st Jan, 2024

Correct Answer: It looks like our worst fears are coming true.


Solution : The correct choice is the third option.

The superlative degree of comparison is used to express the highest level of quality. In this case, the sentence discusses fears, and to convey the most extreme level, the superlative

7 Views

Question : Directions: In the following question, from the given alternative words, select the word that cannot be formed using the letters of the given word.
SYNTHESIS

Option 1: THESIS

Option 2: STORY

Option 3: THEN

Option 4: THIS

Team Careers360 15th Jan, 2024

Correct Answer: STORY


Solution : Given:
SYNTHESIS

Now, let's compare all the option words with the word SYNTHESIS –
First option: THESIS; All the letters of THESIS are present in the word SYNTHESIS.
Second option: STORY; and R are not present in the word SYNTHESIS. Therefore, all the letters

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