Staff Selection Commission Combined Graduate Level Exam
Question : The ratio of the amount of work done by $(x-1)$ labourers in $(x+1)$ days to that done by $(x+1)$ labourers in $(x+2)$ days is 5 : 6. Then the value of $x$ is:
Option 1: 16
Option 2: 15
Option 3: 17
Option 4: 14
Correct Answer: 16
Solution : Given: The ratio of the amount of work done by $(x-1)$ labourers in $(x+1)$ days to that done by $(x+1)$ labourers in $(x+2)$ days is 5 : 6. We know, $\frac {M_1×D_1}{W_1}=\frac{M_2×D_2}{W_2}$, where $M$, $D$ and $W$ are the number of people, the number of
Question : Under the Constituion , the power to issue a writ of Habeas Corpus is vested in
Option 1: High Courts alone
Option 2: Supreme Court alone
Option 3: Both Supreme court and High Court
Option 4: All courts down to the District Courts
Correct Answer: Both Supreme court and High Court
Solution : Correct Answer is Both Supreme court and High Court
Both the Supreme Court and the High Court are empowered to issue a writ of "Habeas Corpus" under the Indian Constitution.The writ of habeas corpus was envisioned as an efficient way
Question :
Directions: Which number will replace the question mark (?) in the following series? 729, 243, ?, 27, 9, 3
Option 1: 54
Option 2: 78
Option 3: 81
Option 4: 36
Correct Answer: 81
Solution : Given: 729, 243, ?, 27, 9, 3
The power of 3 is decreased by 1 in each number, to get the required missing number – 729 = 36; 243 = 35; 81 = 34; 27 = 33;
Question : Directions: In a certain code language, EDUCATION is written as GFWCATKQP, and PROFESSOR is written as RTQFESUQT. How will FACULTIES be written in that language?
Option 1: HCEWLTIGU
Option 2: HCEWNVKGU
Option 3: HCEULTKGU
Option 4: HCEULVKGU
Correct Answer: HCEULTKGU
Solution : Given: EDUCATION is written as GFWCATKQP, and PROFESSOR is written as RTQFESUQT.
Add 2 in the first three and the last three letters while the middle three letters will be the same in EDUCATION, to obtain the required code – So, EDUCATION is written as
Question : Which of the following acids makes up 55-80% of olive oil, making it a good choice for most cooking methods?
Option 1: Lauric acid
Option 2: Oleic acid
Option 3: Arachidic acid
Option 4: Stearic acid
Correct Answer: Oleic acid
Solution : The correct option is Oleic acid.
Oleic acid makes up 55-80% of olive oil, which makes it a good choice for most cooking methods. This monounsaturated fatty acid is known for its stability at high temperatures, making it suitable for frying and other forms
Question : Mawsynram in the southern ranges of the _______ receives the highest average rainfall in the world.
Option 1: Shivalik
Option 2: Khasi Hills
Option 3: Aravali
Option 4: Nilgiri
Correct Answer: Khasi Hills
Solution : The correct answer is Khasi Hills.
The Khasi Hills are a part of the Garo, Khasi, and Jayanti ranges. Mawsynram, in the southern ranges of the Khasi Hills, receives the highest rainfall in India. Cherrapunji and Mawsynram are considered to be the highest
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
Much believe that if you are modern, you (1) / should not be religious, and vice versa, (2) / can't spirituality and modernity coexist? (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The correct choice is the first option.
The quantifier "much" should be replaced with "many". "Many" is the appropriate word to indicate a large number of people, while "much" is generally used to refer to a large quantity of something uncountable.
Therefore, the correct
Question : A loan is to be returned in two equal yearly instalments. If the rate of interest is 10% p.a., compounded annually, and each instalment is INR 5,808, then the total interest charged in this scheme is:
Option 1: INR 1,563
Option 2: INR 1,536
Option 3: INR 1,632
Option 4: INR 1,602
Correct Answer: INR 1,536
Solution : Let the loan amount be P. Then using P = $\frac{\text{A}}{(1 +\frac{\text{r}}{100})^t}$, where A is amount due, $r$ = rate of interest, $t$ = years ⇒ P = $\frac{5808}{(1+\frac{10}{100})} + \frac{5808}{(1+\frac{10}{100})^{2}}$ = $\frac{5808}{\frac{11}{10}} + \frac{5808}{\frac{121}{100}}$ = $\frac{58080}{11} + \frac{580800}{121}$ = $5280 + 4800$ =
Question : Direction: The table below shows the distribution of the number of people living in eight different countries and the per capita income of each of the countries. The total population of these countries taken together is 200 crore. Per capita income is calculated by dividing the country's total GDP by its population.
What is the difference (in crores) between the population of the most and least populated country?
Option 1: 18
Option 2: 32
Option 3: 34
Correct Answer: 36
Solution : Given: The number of total population is 200 crore. Country 2 = 24% of the population which is the most populated And, Country 6 = 6% of the population which is the least populated The difference = $200\times [\frac{24}{100}-\frac{6}{100}]$ = $200\times \frac{18}{100}=36$ crore Hence, the
Question : How many metres of 2-m-wide cloth will be required to make a conical tent with a diameter of the base of 14 m and a slant height of 9 m ignoring wastage?
Option 1: 66 m
Option 2: 88 m
Option 3: 99 m
Option 4: 77 m
Correct Answer: 99 m
Solution : Let the length of the 2 m wide cloth be $a$ metre. Area of cloth = $2a$ m2 Diameter of tent = 14 m Radius of tent, $r$ = $\frac{14}{2}$ = 7 m Slant height, $l$ = 9 m The curved surface area
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