Staff Selection Commission Multi Tasking Staff Exam
Question : A toy is in the shape of a cylinder surmounted by a hemisphere. The total height of the toy is 15 cm and the radius of the hemisphere is 6 cm. What is the volume of the toy?
Option 1: $496\pi$ cm3
Option 2: $476\pi$ cm3
Option 3: $458\pi$ cm3
Option 4: $468\pi$ cm3
Correct Answer: $468\pi$ cm3
Solution : Given: Total height of the toy = 15 cm The radius of the hemisphere (which is also the radius of the base of the cylinder) = 6 cm Height of the cylinder = total height – radius of hemisphere = 15 cm –
Question : In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom / Phrase.
In ones and twos
Option 1: In small numbers
Option 2: By unfair means
Option 3: Large margin
Option 4: To count resources
Correct Answer: In small numbers
Solution : The correct choice is the first option.
The idiom in ones and twos means in small numbers or groups. When someone does something in ones and twos, they are doing it in a gradual or limited manner, not all at once or in
Question : The following table shows the number of Men and Women in five different societies.
What is the difference between the total population of Society R and Women in Society P?
Option 1: 180
Option 2: 300
Option 3: 210
Option 4: 320
Correct Answer: 180
Solution : The total population of Society R = 380 + 120 = 500 The number of women in Society P = 320 So, the required difference = (500 – 320) = 180 Hence, the correct answer is 180.
Question : A great astronomer and mathematician during the Gupta period was
Option 1: Bhanugupta
Option 2: Vegabhatta
Option 3: Aryabhatta
Option 4: Varahamihira
Correct Answer: Aryabhatta
Solution : The correct option is - Aryabhatta
One of the great astronomers and mathematicians during the Gupta period in ancient India was Aryabhata. Aryabhata was a renowned scholar who lived around the 5th century CE. He made significant contributions to the fields of mathematics and astronomy.
Question : A supermarket has sales of INR 1,48,500, INR 2,00,000, INR 1,64,000, INR 1,88,600, and INR 2,40,400 in 5 consecutive months. How much sales should the supermarket have in the 6th month so that the average sales for these 6 months become INR 1,88,300?
Option 1: INR 2,00,500
Option 2: INR 1,88,300
Option 3: INR 1,64,000
Option 4: INR 1,90,020
Correct Answer: INR 1,88,300
Solution : Let $x$ be the sales for the 6th month. The average sales for the 6 months should be INR 1,88,300 ⇒ $\frac{\text{Total Sales}}{\text{Number of months}}$ = Average sales ⇒ 148500 + 200000 + 164000 + 188600 + 240400 + $x$ = 188300 × 6
Question : Directions: Which two signs should be interchanged to make the given equation correct? 8 – 9 + 24 × 63 = 33
Option 1: × and –
Option 2: = and +
Option 3: – and =
Option 4: – and +
Correct Answer: × and –
Solution : Given: 8 – 9 + 24 × 63 = 33
Let's check the given options – First option: × and – On interchanging the mathematical signs, we get – 8 × 9 + 24 – 63 = 33 L.H.S. = 8 × 9
Question : Directions: In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows the given statements. Statements: I. Some R are Q. II. All Q are G. Conclusions: I. All G is R. II. No Q is R.
Option 1: Only conclusion I follows
Option 2: Neither conclusion follows
Option 3: Only conclusion II follows
Option 4: Both conclusions I and II follow
Correct Answer: Neither conclusion follows
Solution : The possible Venn diagram according to the given statement is as follows –
Let's analyse the conclusions – Conclusion I: All G is R – From the Venn diagram, it is evident that the circles representing G and R overlap and have some
Question : Directions: Which of the following diagrams represents the relationship between Haryana, Chandigarh, and Uttar Pradesh?
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : We know that Chandigarh is the capital of Haryana. The circle that represents Chandigarh will lie inside the circle that represents Haryana. But, Haryana and Uttar Pradesh are separate states. So, their circles will not overlap and will not have any common area. The Venn diagram
Question : NMCC formed by UPA Govt., stands for:
Option 1: National Minerals Competitiveness Council
Option 2: National Manufacturing Competitiveness Council
Option 3: National Mercantile Control Commission
Option 4: National Manufacturing Competitiveness Commission
Correct Answer: National Manufacturing Competitiveness Council
Solution : The correct answer is the National Manufacturing Competitiveness Council.
The National Manufacturing Competitiveness Council was set up by the UPA Government to provide a forum for policy dialogue to energise, and sustain the growth of manufacturing industries in India. It works
Question : Which of the following is not a greenhouse gas?
Option 1: Nitrogen
Option 2: Methane
Option 3: Carbon dioxide
Option 4: Nitrous oxide
Correct Answer: Nitrogen
Solution : The correct option is nitrogen.
Nitrogen is not a greenhouse gas. While carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) are greenhouse gases, nitrogen (N2) is inert and does not significantly contribute to the greenhouse
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