Staff Selection Commission Combined Higher Secondary Level Exam
Question : The following table shows the details of students, from universities A, B, and C about applied (App), qualified (Qual), and selected (Sel) in various competitive examinations:
The percentage of students qualified over the applied number of students, from University B, is the highest in the year:
Option 1: 2016
Option 2: 2020
Option 3: 2018
Option 4: 2019
Correct Answer: 2019
Solution : Now, we have to calculate the percentage of students qualified over the applied number of students Applied = 7500 and Qualified = 720 (in the year 2016) Percentage $=\frac{720}{7500}\times 100=9.6$% Applied = 8400 and Qualified = 900 (in the year 2017) Percentage $=\frac{900}{8400}\times 100=10.71$ Applied
Question : The average age of Ram and Shyam is 28 years. If Rahim replaces Ram, then the average age will become 26 years. If Rahim replaces Shyam, then the average age will become 30 years. What are the respective ages of Ram, Shyam, and Rahim?
Option 1: 32 years, 24 years, and 28 years
Option 2: 34 years, 40 years, and 30 years
Option 3: 48 years, 40 years, and 26 years
Option 4: 38 years, 44 years, and 36 years
Correct Answer: 32 years, 24 years, and 28 years
Solution : Average of Ram's and Shyam's age = 28 ⇒ $\text{Ram + Shyam}=28\times2=56$ Average of Rahim's and Shyam's age = 26 ⇒ $\text{Rahim + Shyam}=26\times2=52$ Average of Ram's and Rahim's age = 30 ⇒ $\text{Ram + Rahim}=30\times2=60$ The sum of
Question : Directions: Based on the alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group?
Option 1: RPT
Option 2: YWA
Option 3: FDH
Option 4: EJN
Correct Answer: EJN
Solution : Let's check the options – First option: RPT→R – 2 = P; P + 4 = T Second option: YWA→Y – 2 = W; W + 4 = A Third option: FDH→F – 2 = D; D + 4 = H Fourth option: EJN→E +
Question : Select the most appropriate idiom for the following sentence.
The government arrested the opposition leader, making the situation worse.
Option 1: To cast pearls before swine
Option 2: To be on the last leg
Option 3: To add fuel to the fire
Option 4: To bite the dust
Correct Answer: To add fuel to the fire
Solution : The correct choice is the third option.
To add fuel to the fire means to make the situation worse or miserable.
The meanings of the other options are as follows:
Question : Directions: How many triangles are there in the given figure?
Option 1: 21
Option 2: 23
Option 3: 20
Option 4: 22
Correct Answer: 22
Solution : The given figure can be labelled as shown below –
Now, in the above figure, there are a total of 22 triangles. They are AGB, AFB, BGF, BFC, CFD, CHD, CFH, AFD, EHD, AGE, ABE, ECG, BEH, ABC, ACD, BCD, ABD, EBD, ACE, BEC, CDE,
Question : Match the column
Option 1: i-d, ii-c, iii-b, iv-a
Option 2: i-a, ii-b, iii-c, iv-d
Option 3: i-b, ii-c, iii-a, iv-d
Option 4: i-c, ii-a, iii-b, iv-d
Correct Answer: i-c, ii-a, iii-b, iv-d
Solution : The correct option is i-c, ii-a, iii-b, iv-d.
In the hilly regions of Northeast India, shifting cultivation is referred to as Jhum or Jum; In Orissa, Andhra as Podu, Dabi, Koman, or Bringa; In the Western Ghats, as Kumari; In southeast
Question : The cause of loss of forest cover is
Option 1: Agricultural
Option 2: Building Industry
Option 3: Increasing population
Option 4: Tourism & pilgrimage
Correct Answer: Increasing population
Solution : The correct option is - Increasing population
Forest and shrub areas are disappearing as a result of population growth and human intrusion into the forest cover. This is attributable to the expansion of cultivated lands and settlement.
Question : Blubber is :
Option 1: A milky secretion of rubber plant
Option 2: a layer of thick fat
Option 3: a device to trap insects by some aquatic
Option 4: fungal infection of rice plants
Correct Answer: a layer of thick fat
Solution : The correct answer is a layer of thick fat.
Blubber is a coating of fat found beneath the skin of marine creatures including whales, seals, and walruses. It aids in insulating the animal and keeping it warm in chilly water. Blubber
Question : Directions: DGJH is related to LORP in a certain way based on the English alphabetical order. In the same way, JMPN is related to RUXV. To which of the following is ILOM related, following the same logic?
Option 1: QTWV
Option 2: QTWU
Option 3: PSVT
Option 4: RUXQ
Correct Answer: QTWU
Solution : Given: DGJH is related to LORP, and JMPN is related to RUXV.
Add 8 to the positional value of each letter of DGJH and JMPN to obtain their respective codes – D + 8 = L; G + 8 = O; J + 8 =
Question : A man goes to a place on a bicycle at a speed of 16 km/h and comes back at a lower speed. If the average speed is 6.4 km/h in total journey, then the return speed (in km/h) is:
Option 1: 10
Option 2: 8
Option 3: 6
Option 4: 4
Correct Answer: 4
Solution : Given: Average speed = 6.4 km/h Speed while going = $x$ = 16 km/h Let speed while coming to be $y$ km/h According to the question: Average speed = $\frac{2xy}{x+y}$ ⇒ 6.4 = $\frac{2×16×y}{16+y}$ ⇒ 102.4+6.4$y$ = 32$y$ ⇒ 102.4 = 32$y$–6.4$y$ ⇒ 102.4 =
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