Staff Selection Commission Multi Tasking Staff Exam
Question : Directions: A sentence or a part of the sentence is printed in bold. Below are given alternatives to the bold part that may improve the sentence. Choose the correct alternative. In case no improvement is needed, choose "No Improvement".
Even at the peak of her success, Kalpana Chawala did not forget her home on her duty towards other humans; this is due to the fact that she distributed education of girls in India.
(1) she contributed girls for education
(2) she contributed to the education of girls
(3) she contributed to education of girls
(4) No Improvement
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 2
Solution : The second option is the correct choice.
Explanation: The word distribute means to give things to a number of people, which is inappropriate in the given context with the term education. Contribute is the appropriate word, which means to make improvements in the
Question : Directions: What will come in the place of the question mark (?) in the following equation if + and – are interchanged and × and ÷ are interchanged? 40 × 10 − 20 + 10 ÷ 2 = ?
Option 1: 4
Option 2: 8
Option 3: 6
Option 4: 2
Correct Answer: 4
Solution : Given: 40 × 10 − 20 + 10 ÷ 2 = ?
Interchange the mathematical signs of the equation according to the instructions given – = 40 ÷ 10 + 20 – 10 × 2 = 4 + 20 – 10 × 2 = 4
Question : A man rows from A to B (upstream) and B to A (downstream) in 12 hours. The distance between A and B is 240 km. The time taken by the man to row 6 km downstream is identical to the time taken by him to row 4 km upstream. What is the speed of the stream?
Option 1: $\frac{35}{3}$ km/hr
Option 2: $\frac{25}{3}$ km/hr
Option 3: $\frac{46}{3}$ km/hr
Option 4: $\frac{50}{3}$ km/hr
Correct Answer: $\frac{25}{3}$ km/hr
Solution : Let $x$ km/hr be the speed of the still water and $y$ km/hr be the speed of the stream. The total distance travelled from point A to point B is 240 km, and the total time taken is 12 hours from point A to
Question : Select the word segment that substitutes (replaces) the bracketed word segment correctly and completes the sentence meaningfully. Select the option 'No correction required' if the sentence is correct as given.
She (had a reputation) brilliance.
Option 1: No correction required
Option 2: have a reputation for
Option 3: has a reputation for
Option 4: has a reputation of
Correct Answer: has a reputation for
Solution : The correct choice is the third option.
Explanation: The correct verb form to be used here is has, as the sentence talks about a general fact. Also, reputation should be followed by the preposition for to correctly describe the trait
Question : Select the word from the options which is similar in meaning to the bracketed word given in the sentence below.
They are institutions built to hold and (continue) power for a political group.
Option 1: abandon
Option 2: waste
Option 3: maintain
Option 4: release
Correct Answer: maintain
Explanation: In the given context, the word "continue" is used to convey the idea of preserving or keeping power for a political group. A suitable synonym for this meaning is "maintain." Thus, the sentence suggests that these
Question : Stanie and Paul accept a piece of work for Rs. 28,800. Working alone, one could do it in 36 days and the other, in 48 days. With the assistance of an expert, they finish it in 12 days. How much remuneration should the expert get?
Option 1: Rs. 10,000
Option 2: Rs. 18,000
Option 3: Rs. 16,000
Option 4: Rs. 12,000
Correct Answer: Rs. 12,000
Solution : Time taken by the first person alone = 36 days ⇒ Part of work done by the first person in a day = $\frac{1}{36}$ Time taken by the second person alone = 48 days ⇒ Part of work done by the second person alone
Question : Directions: In this question, a part of the sentence is in bold. Below are given alternatives to the bold parts at 1, 2, and 3, which may improve the sentence. Choose the correct alternative. If no improvement is needed, your answer is 4.
The workers were bent at getting their dues.
Solution : The correct choice is the second option.
The given sentence uses the phrase bent at, which is not correct and doesn't convey the intended meaning. The appropriate idiom to be used here is bent upon, which means being determined and fully committed to a goal.
Question : A man saves Rs. 2000 at the end of each year and invests the money at 5% compound interest. At the end of 3 years, he will have:
Option 1: Rs. 4305
Option 2: Rs. 6305
Option 3: Rs. 4205
Option 4: Rs. 2205
Correct Answer: Rs. 6305
Solution : We know, $\text{Total Amount}=\text{Principal}×(1+\frac{\text{Rate}}{100})^{\text{Time}}$ $=2000(1+\frac{5}{100})^2+2000(1+\frac{5}{100})$ $=2000(\frac{21}{20})^2+2000(\frac{21}{20})$ $=2000\times \frac{441}{400}+2100$ $=2205+2100$ $=4305$ Amount after two years = Rs. 4305 $\therefore$ At the end of 3 years, he will have = 4305 + 2000 = Rs. 6305 Hence, the correct answer is Rs. 6305.
Question : The pie chart given below shows the production of 6 different factories. The total production of all these 6 factories is 1400. The production of a particular factory is shown as a percent of the total production of all these 6 factories. Which of the following statements is correct? I. The central angle formed by sectors A and C together is 156.6°. II. The central angle formed by sectors B, D, and F together is 180°.
Option 1: Neither I nor II
Option 2: Only I
Option 3: Both I and II
Option 4: Only II
Correct Answer: Only II
Solution : According to the question The central angle formed by sectors A and C together: ⇒ Total central angle for A and C = $\frac{16+30}{100}\times 360°$= 165.6° ⇒ So, statement I is incorrect. The central angle formed by sectors B, D, and F = $\frac{24
Question : There are deer and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there?
Option 1: 50
Option 2: 30
Option 3: 60
Option 4: 20
Correct Answer: 60
Solution : Given: There are deer and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200.
Here,
Let x be the number of deer. Peacock count = y Given x + y = 80
Peacocks have two legs, but
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