Staff Selection Commission Combined Higher Secondary Level Exam
Question : Which of the following is an incorrect statement concerning public goods?
Option 1: Usually, public goods are provided by the government.
Option 2: Consumption of public goods by people is rivalrous in nature.
Option 3: It is not easy to collect fees for public goods from every individual.
Option 4: Public goods are non-excludable in nature.
Correct Answer: Consumption of public goods by people is rivalrous in nature.
Solution : The correct option is Consumption of public goods by people is rivalrous.
Because public goods are non-rivalrous, the consumption of one individual does not affect the supply of the commodity for others. Private commodities, on
Question : Directions: What should come in place of the question mark (?) in the given series? 36, 108, 54, ?, 81, 243
Option 1: 82
Option 2: 88
Option 3: 162
Option 4: 170
Correct Answer: 162
Solution : Given: 36, 108, 54, ?, 81, 243
Multiply the numbers by 3 and divide the numbers by 2 alternatively to get the next number of the series – 36 × 3 = 108; 108 ÷ 2 = 54; 54 × 3 = 162; 162 ÷
Question : Directions: In a certain code language, WANTED is coded as 241573 and WARNED is coded as 415278. What is the code for R in the given code language?
Option 1: 7
Option 2: 2
Option 3: 5
Option 4: 8
Correct Answer: 8
Solution : Given: 1. WANTED ⇒ 241573 2. WARNED ⇒ 415278
After comparing both the words and their codes, we get – In both words, the common letters are W, A, N, E, and D and the common codes are 4, 1, 5, 7, and 2 So,
Question : Directions: A word is represented by only one set of numbers as given in any of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. K can be represented by 04, 22, etc, and P can be represented by 77, 98, etc. Similarly, you have to identify the set for the word STRAIN.
Option 1: 12, 88, 43, 76, 21, 78
Option 2: 87, 66, 11, 79, 13, 33
Option 3: 32, 68, 43, 85, 97, 54
Option 4: 02, 65, 97, 34, 79, 44
Correct Answer: 12, 88, 43, 76, 21, 78
Solution : Given: STRAIN
Number representations of each letter – S→02, 12, 32 T→66, 67, 68, 88 R→11, 23, 34, 43 A→55, 76, 79, 87, 99 I→13, 21, 30 N→56, 78, 89
First option: 12, 88, 43, 76, 21, 78; All the
Question : Directions: A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : When the given folded paper is unfolded, it will look like –
Hence, the second option is correct.
Question : The marked price of an article is $40$% more than its cost price. If a $20$% discount is given on the marked price, then what will be the profit percentage?
Option 1: $15$%
Option 2: $12$%
Option 3: $10$%
Option 4: $8$%
Correct Answer: $12$%
Solution : Let the cost price be 100. The marked price is 40% above the cost price = 140 Discount = 20% $\text{Selling price} = \frac{100-\text{Discount}}{100}\times \text{marked price}$ ⇒ $\text{Selling price} = \frac{100-20}{100}\times 140= \frac{80}{100}\times 140=112$ $\therefore$ Profit = Selling price – cost price = 112 –
Question : Select the most appropriate ANTONYM of the underlined word in the following sentence.
The doctor assured the patient that the tumour was benign and could be easily removed.
Option 1: Favourable
Option 2: Malignant
Option 3: Sterile
Option 4: Kind
Correct Answer: Malignant
Solution : The second option is correct.
"Malignant" is the correct antonym in the medical context, representing a harmful or cancerous condition.
The meanings of the other options are as follows:
Question : 'Slumdog Millionaire' film is based on the book 'Question and Answer ' written by:
Option 1: Vikas Swarup
Option 2: Vinesh Swaroop
Option 3: Vimal Swaroop
Option 4: None of the above
Correct Answer: Vikas Swarup
Solution : The Correct Answer is Vikas Swarup
The 2005 book Q&A, originally written by Indian diplomat Vika Swarup, served as the basis for Danny Boyle's 2008 film Slumdog Millionaire. It tells the tale of Mumbai's Juhu slum resident Jamal Malik, 18, and his struggles. Danny
Question : Two years ago, the population of a small town was 60,000. It increased by 5% in the first year, but due to the pandemic, it decreased by 10% in the second year. What is its present population (after the end of 2 years)?
Option 1: 56,700
Option 2: 56,900
Option 3: 3300
Option 4: 55,700
Correct Answer: 56,700
Solution : Population 2 years ago = 60,000 Population after increment of 5% = $60000 × \frac{105}{100}$ = $63000$ Population after decrement of 10% = $63000 × \frac{90}{100}$ = $56700$ Hence, the correct answer is 56,700.
Question : What is the difference between the compound interest on INR 6,400 for 1 year at 5% per annum compounded yearly and half-yearly?
Option 1: INR 8
Option 2: INR 9
Option 3: INR 4
Option 4: INR 7
Correct Answer: INR 4
Solution : Here, interest for annually counts as simple interest and if the interest rate is half-yearly, then the rate counts as $\frac{5}{2}$ = 2.5% compounded. Required difference = $6400\times (\frac{r}{100})^2$ = $6400\times (\frac{2.5}{100})^2$ = INR 4 Hence, the correct answer is INR 4.
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