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Staff Selection Commission Combined Higher Secondary Level Exam

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Question : If in a $\triangle$ABC, D and E are on the sides AB and AC, such that, DE is parallel to BC and $\frac{AD}{BD}$ = $\frac{3}{5}$. If AC = 4 cm, then AE is:

Option 1: 1.5 cm

Option 2: 2.0 cm

Option 3: 1.8 cm

Option 4: 2.4 cm

Team Careers360 15th Jan, 2024

Correct Answer: 1.5 cm


Solution :
Given: $\frac{AD}{BD}$ = $\frac{3}{5}$
In $\triangle$ABC and $\triangle$DBE,
$\angle$BAC = $\angle$DAE (same angle)
$\angle$ADE = $\angle$ABC (corresponding angles)
$\angle$AED = $\angle$ACB (corresponding angles)
By AAA similarity, $\triangle$ABC ~ $\triangle$ADE
⇒ $\frac{AD}{AB}$ = $\frac{AD}{AD+BD}$ = $\frac{3}{3+5}$ = $\frac{3}{8}$
Now, $\frac{AD}{AB}$ = $\frac{AE}{AC}$
⇒ $\frac{3}{8}$ =

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Question : Who among the following was famously known as the "The parrot of India?"

Option 1: Amir Khusrau 

Option 2: Lata Mangeshkar

Option 3: Pandit Ravishankar

Option 4: Kalidas

Team Careers360 24th Jan, 2024

Correct Answer: Amir Khusrau 


Solution : The correct answer is Amir Khusrau.

Amir Khusrau, originally named Amir Khusrau Dehlavi, was a renowned Indian Sufi singer and poet born in Patiala. Known as the 'Parrot of India,' he earned titles like the 'father of Urdu literature' and the 'voice of

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Question : India’s First Open Rock Museum is located in which city?

Option 1: Varanasi

Option 2: Chennai

Option 3: Mysuru

Option 4: Hyderabad

Team Careers360 22nd Jan, 2024

Correct Answer: Hyderabad


Solution : The correct option is Hyderabad.

Located in Hyderabad, Telangana, India's first open rock museum features an array of about 35 rock types sourced from diverse regions of the country. These rocks showcase ages ranging from 3.3 billion to approximately 55 million years, representing various

24 Views

Question : One-third part of a certain journey is covered at the speed of 10 km/hr, one-fourth part at the speed of 15 km/hr, and the rest part at the speed of 20 km/hr. What will be the average speed (in km/hr) for the whole journey?

Option 1: $15$

Option 2: $\frac{200}{17}$

Option 3: $\frac{240}{17}$

Option 4: $\frac{280}{17}$

Team Careers360 19th Jan, 2024

Correct Answer: $\frac{240}{17}$


Solution : Let the total distance of the journey be $d$ km. 
One-third of the journey is covered at 10 km/hr, so the time taken is $\frac{d}{3 \times 10} $ hours.
One-fourth of the journey is covered at 15 km/hr, so the time taken is $\frac{d}{4 \times

9 Views

Question : _________ won the Japanese Formula 1 Grand Prix 2022.

Option 1: Charles Leclerc

Option 2: Sergio Perez

Option 3: Max Verstappen

Option 4: Carlos Sainz Jr.

Team Careers360 25th Jan, 2024

Correct Answer: Max Verstappen


Solution : The correct option is Max Verstappen.

The winner of the Japanese Formula 1 Grand Prix 2022, held on October 9th, was Max Verstappen, driving for Red Bull. He secured his second World Championship title with this victory, a dramatic race featuring a late penalty

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Question : Directions: Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
A_DEFGI_ _LNOPQ_TUV_Y

Option 1: CJKSX

Option 2: CJKRW

Option 3: BJKRW

Option 4: BJKSX

Team Careers360 20th Jan, 2024

Correct Answer: BJKSX


Solution : Given:
A_DEFGI_ _LNOPQ_TUV_Y

To fill the series we have to divide the series – A_DE \ FGI_ \ _LNO \ PQ_T \ UV_Y
Let's check each option — 
First option: CJKSX; ACDE \ FGIJ \ KLNO \ PQST \

7 Views

Question : If $x^4+\frac{1}{x^4}=194, x>0$, then find the value of $x^3+\frac{1}{x^3}+x+\frac{1}{x}$

Option 1: 76

Option 2: 66

Option 3: 56

Option 4: 46

Team Careers360 24th Jan, 2024

Correct Answer: 56


Solution : Given: $x^4+\frac{1}{x^4}=194$
$⇒x^4+\frac{1}{x^4}+2=194+2$
$⇒(x^2+\frac{1}{x^2})^2=196$
$⇒x^2+\frac{1}{x^2}=\sqrt{196}$
$⇒x^2+\frac{1}{x^2}=14$
$⇒x^2+\frac{1}{x^2}+2=14+2$
$⇒(x+\frac{1}{x})^2=16$
$⇒x+\frac{1}{x}=4$ -----------------------------(1)
Now, $x^3+\frac{1}{x^3}=(x+\frac{1}{x})^3-3×x×\frac{1}{x}(x+\frac{1}{x})$
$⇒x^3+\frac{1}{x^3}=4^3-3 ×4$
$⇒x^3+\frac{1}{x^3}=52$--------------------------------(2)
Therefore, $x^3+\frac{1}{x^3}+x+\frac{1}{x}$ = $52+4 = 56$ (from equations (1) and (2))
Hence, the correct answer is 56.

66 Views

Question : Select the most appropriate option to substitute the underlined segment in the following sentence.

All colleagues of Rohit except Joseph have commemorated the elective courses they are planning to offer.

Option 1: have considered the elective courses

Option 2: have castigated the elective courses

Option 3: have constipated the elective courses

Option 4: have commiserated the elective courses

Team Careers360 18th Jan, 2024

Correct Answer: have considered the elective courses


Solution : The correct choice is the first option.

The word commemorated means to honour or remember something. In this context, it doesn't fit logically as colleagues wouldn't commemorate elective courses they're planning to offer. Considered makes more sense here, indicating that all

15 Views

Question : Directions: In the following question, some parts of the sentence may have 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".

I will try to be on time (1) / but don't worry when (2) / I am late. (3) / No Error (4)

Option 1: (1)

Option 2: (2)

Option 3: (3)

Option 4: (4)

Team Careers360 14th Jan, 2024

Correct Answer: (2)


Solution : The correct choice is the second option.

"When" should be replaced with "if" to convey the intended meaning. The conjunction "if" is used in conditional situations instead of "when", which is used to denote a point in time. There is an error in the use

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