Staff Selection Commission Multi Tasking Staff Exam
Question : A and B working together can complete a job in 90 days. The ratio of their efficiencies is 3 : 5. In how many days can the faster person complete the job?
Option 1: 90 days
Option 2: 80 days
Option 3: 144 days
Option 4: 118 days
Correct Answer: 144 days
Solution : Let the efficiency of A as $3x$ and the efficiency of B as $5x$. The total efficiency of A and B working together = $3x + 5x = 8x$ This means they can complete $8x$ the amount of work in one day. Given that
Question : Directions: If 4 × 2 × 6 = 1626, 3 × 7 × 4 = 974, then 5 × 6 × 8 = ?
Option 1: 2568
Option 2: 5664
Option 3: 6456
Option 4: 3658
Correct Answer: 2568
Solution : Given: 4 × 2 × 6 = 1626 3 × 7 × 4 = 974
Here, the pattern followed is – 4 × 2 × 6 = 1626→(4)2 26→1626 3 × 7 × 4 = 974→(3)2 74→974 Similarly, 5 × 6 × 8
Question : Directions: Select the option that is related to the third number in the same way as the second number is related to the first number. 8 : 514 :: 6 : ?
Option 1: 228
Option 2: 208
Option 3: 218
Option 4: 238
Correct Answer: 218
Solution : Given: 8 : 514 :: 6 : ?
Add 2 to the cube of the first number to obtain the required number. Like, 8 : 514→83 + 2 = 512 + 2 = 514 Similarly, 6 : ?→63 + 2 = 216 +
Question : Who revived the Theosophical Society ?
Option 1: Mother Teresa
Option 2: Annie Besant
Option 3: Florence Nightingale
Option 4: Sarojini Naidu
Correct Answer: Annie Besant
Solution : Correct Answer is Annie Besant
The history of modern Indian religion, society, and culture includes a significant contribution from the Theosophical Society. It supported the strengthening and resurgence of Buddhism, Zoroastrianism, and other antiquity religions .Theosophical Society in Madras was led by Annie Besant,
Question : Select the most appropriate option to fill in the blank.
Green tea is good for not only the health but also for ______ skin.
Option 1: glowing
Option 2: emotional
Option 3: caustic
Option 4: laborious
Correct Answer: glowing
Solution : The correct choice is the first option.
Glowing is the appropriate choice for the sentence, as it means radiant, healthy, and appears to be shining. In this context, it means that green tea makes the skin glow.
The meanings of the other options are
Question : A hinged door is an example of:
Option 1: third order lever
Option 2: second order lever
Option 3: first order lever
Option 4: cantilever
Correct Answer: second order lever
Solution : The correct option is the second order lever.
A hinged door would be a class 2 lever. The fulcrum (pivot point) of a class 2 lever is placed between the effort (force applied) and the load (resistance). In the instance of
Question : Name the player who became the fastest player in 2013 to achieve the landmark of 3000 international runs in one-day cricket.
Option 1: Hashim Amla
Option 2: Virat Kohli
Option 3: Ricky Ponting
Option 4: Virender Sehwag
Correct Answer: Hashim Amla
Solution : The correct answer is Hashim Amla.
Hashim Amla is a former 2013 South African international cricketer. He was the fastest to reach the milestones of 2000, 3000, 4000, 5000, 6000 and 7000 runs in ODI cricket. Hashim Amla in 59 matches, Virat Kohli in
Question : Directions: Identify the diagram that best represents the relationship among the classes given below. Parents, Mothers, and Fathers
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Here, both mothers and fathers are parents. Therefore, both the circles representing mothers and fathers will be inside the circle of parents. But, there is no direct relationship between mothers and fathers. So, both the circles will not overlap with each other. So, the Venn diagram
Question :
Which of the following micro organism is used in milk curdling?
Acetobacter
Leuconostoc
Option 3: Bacillus
Option 4: Lactobacillus
Correct Answer: Lactobacillus
Solution : The correct option is Lactobacillus.
Lactic acid bacteria, namely Lactobacillus strains, are often utilised in milk curdling. Lactose, the sugar found in milk, is fermented by these bacteria into lactic acid. This lowers the pH of the milk, allowing it to curdle and form
Question : Which of the following planets has the shortest rotation period?
Option 1: Mercury
Option 2: Jupiter
Option 3: Mars
Option 4: Venus
Correct Answer: Jupiter
Solution : The correct answer is Jupiter.
Jupiter is the fastest-spinning planet in our solar system, and that's why it has the shortest rotation period. One day on Jupiter takes only about 10 hours. Jupiter makes a complete orbit around the earth in around 12 Earth years.
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