Staff Selection Commission Combined Higher Secondary Level Exam
Question : The average mark of 50 students in a class is 72. The average marks of boys and girls in that subject are 70 and 75, respectively. The number of boys in the class is:
Option 1: 20
Option 2: 35
Option 3: 25
Option 4: 30
Correct Answer: 30
Solution : Average of 50 students = 72 Total score of 50 students = 72 $\times$ 50 = 3600 The total score of boys = 70$x$ Where $x$ is the number of boys in the class ⇒ Total score of girls = 75(50 – $x$) According to
Question : Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
Following in the footsteps of France, Italy has (1)_____ a new tax to be (2)_____ on large tech companies, a move that is likely to put more strain on the country's relations with the USA. The Italian parliament has approved a 3 % digital tax on some digital revenue of technology companies that make over $831 million in global revenue, including at least $6 million in Italy. The tax (3)_____ similar to the one France implemented earlier this year, which has attracted (4)_____ criticism from the USA. According to a report in The Epoch Times, dozens of countries are working on proposals to change corporate tax schemes to (5)_____ money from tech firms that have users across the world, such as Facebook and Google's parent company Alphabet. Select the most appropriate option to fill in the blank number 5.
Option 1: take
Option 2: remove
Option 3: seize
Option 4: capture
Correct Answer: capture
Solution : The fourth option is the correct choice.
Explanation:
Question : Which of these is not a part of the classification of economic activities carried out in an economy?
Option 1: Production
Option 2: Consumption
Option 3: Distribution
Option 4: Law and order
Correct Answer: Law and order
Solution : The correct option is Law and order.
Law and order maintenance is not classified as part of economic activities. Maintaining law and order falls under the purview of governance, public administration, and the justice system, which are considered non-economic activities. While crucial
Question : Directions: In the following question, find the odd letter cluster from the given alternatives.
Option 1: UXeN
Option 2: DkUZ
Option 3: LPuB
Option 4: FoMY
Correct Answer: DkUZ
Solution : Let's check the options – First option: UXeN; e is in lowercase and it is a vowel. Second option: DkUZ; k is in lowercase and it is not a vowel. Third option: LPuB; u is in lowercase and it is a vowel. Fourth option: FoMY;
Question : A tradesman marks his goods at such a price that after allowing a discount of 31%, he makes a profit of 15%. What is the marked price of an article whose cost price is Rs. 3,420?
Option 1: Rs. 5,700
Option 2: Rs. 5,200
Option 3: Rs. 5,475
Option 4: Rs. 5,550
Correct Answer: Rs. 5,700
Solution : Rate of discount = 31% Profit = 15% The cost price (CP) of an article = Rs. 3,420 Selling Price (SP) = $CP \times \frac{(100+\text{Profit}\%)}{100}$ = $3420 \times \frac{(100+15)}{100}$ = $3420 \times \frac{(100+15)}{100}$ = Rs. 3,933 Marked Price (MP) = $SP \times \frac{100}{100−\text{discount}\%}$ =
Question : Which potassium acid salt is obtained as a by-product of alcohol manufacture during fermentation?
Option 1: Potassium Citrate
Option 2: Potassium bitartrate
Option 3: Potassium nitrate
Option 4: Potassium hydrogen adipate
Correct Answer: Potassium bitartrate
Solution : The correct option is Potassium bitartrate.
The potassium acid salt obtained as a byproduct of alcohol manufacture during the fermentation process is potassium bitartrate, also known as cream of tartar. It is a natural byproduct formed in wine barrels during the fermentation of
Question : Catch Cola 300 ml with MRP INR 20 is displayed in a Hyper Market with an offer 'BUY 2 GET 1 FREE'. With this offer, the Hyper Market is giving what percent discount?
Option 1: 50%
Option 2: 33.33%
Option 3: 20%
Option 4: 40%
Correct Answer: 33.33%
Solution : There is a discount of 1 bottle on purchase of 3 bottles. So, discount = $\frac{1}{3}$ × 100% = 33.33% Hence, the correct answer is 33.33%.
Question : Select the option that expresses the given sentence in passive voice. The students must complete the assignment by Friday.
Option 1: The assignment must be completed by the students by Friday.
Option 2: The assignment will be completed by the students by Friday.
Option 3: The students will have completed the assignment by Friday.
Option 4: The assignment must be complete by Friday by the students.
Correct Answer: The assignment must be completed by the students by Friday.
Solution : The first option is the correct answer.
Passive voice is the voice in which the object experiences an action rather than the person who performs the action. Hence, the object in the active sentence becomes the
Question : In the higher latitudes (50°–70°) of the northern hemisphere, spectacular coniferous forests are found. These are also called _____________.
Option 1: Veld
Option 2: Tundra
Option 3: Llanos
Option 4: Taiga
Correct Answer: Taiga
Solution : The correct option is Taiga.
In the higher latitudes (50°–70°) of the Northern Hemisphere, the spectacular coniferous forests are often referred to as "taiga." These forests are characterised by coniferous trees such as spruce, fir, and pine, and they play a crucial role in the
Question : The sum of the perfect squares between 120 and 300 is:
Option 1: 1400
Option 2: 1296
Option 3: 1024
Option 4: 1204
Correct Answer: 1400
Solution : Perfect squares between 120 and 300 are 121, 144, 169, 196, 225, 256 and 289. The sum = (121 + 144 + 169 + 196 + 225 + 256 + 289) = 1400 Hence, the correct answer is 1400.
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