Staff Selection Commission Multi Tasking Staff Exam
Question : A contractor has the target of completing a work in 40 days. He employed 20 persons who completed $\frac{1}{4}$th of the work in 10 days and left. The number of persons he has to employ to finish the remaining part as per the target is:
Option 1: 10
Option 2: 20
Option 3: 40
Option 4: 30
Correct Answer: 20
Solution : Given: 20 persons completed $\frac{1}{4}$th of the work in 10 days and left. Now the contractor has 30 more days to complete the job. We know, $\frac{M_{1}\times D_{1}}{W_{1}}=\frac{M_{2}\times D_{2}}{W_{2}}$ Where $M_1$ and $M_2$ are men, $D_1$ and $D_2$ are days and $W_1$ and $W_2$ are
Question : The table given below shows the marked price and selling price of 6 articles.
Discount = Marked price – Selling price J1 = The value of the average discount of articles A1, A2, A3, and A4. J2 = The difference between the marked price and the selling price of all articles. What is the value of (J2 – J1)?
Option 1: 592.5
Option 2: 576.5
Option 3: 587.5
Option 4: 552.5
Correct Answer: 587.5
Solution : The discount of the article A1 = 650 – 550 = 100. The discount of the article A2 = 500 – 350 = 150. The discount of the article A3 = 550 – 400 = 150. The discount of the article A4 = 350 –
Question : According to the Union Home Ministry, the census 2021 (which got postponed due to COVID-19) was supposed to collect data for ______ for the first time.
Option 1: Schedule Tribes
Option 2: Schedule Castes
Option 3: Economically weaker sections
Option 4: Other Backward Castes
Correct Answer: Other Backward Castes
Solution : The correct answer is Other Backward Castes
For the first time since the 1931 census, Other Backward Class (OBC) statistics will be included in the 2021 census. The 2011 caste data collected as part of the Socio-Economic Caste Census (SECC) has yet to
Question : How much $66\frac{2}{3}$% of Rs. 312 exceeds Rs. 200?
Option 1: Rs. 96
Option 2: Rs. 4
Option 3: Rs. 8
Option 4: Rs. 104
Correct Answer: Rs. 8
Solution : Required difference = $66\frac{2}{3}$% of 312 – 200 = 312 × $\frac{2}{3}$ – 200 = 208 – 200 = 8 Hence, the correct answer is Rs. 8.
Question : Comprehension:
In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each number.
If you enjoy (1)_____ crime shows on TV, you know that fingerprints play a large role in (2)_____ people. But, you might be (3)_____ to find out that using fingerprints for identification is not a new science. In fact, it is very old (4)_____ back at least as far as 1885-1913 B.C.E. In Babylon, when people agreed to a business contract, they pressed their fingerprints into the clay on which the contract was written. (5)_____ have also been found on clay seals from ancient China.
Select the most appropriate option to fill in the blank No. 3.
Option 1: certain
Option 2: calculable
Option 3: blocked
Option 4: surprised
Correct Answer: surprised
Solution : The correct choice is the fourth option.
Explanation:
The sentence discusses the potential reaction one might have upon discovering that using fingerprints for identification is not a new science but dates back to ancient times. The appropriate adjective to fill in the blank
Question : Select the most appropriate option to fill in the blank.
If we don't reverse course now, will anyone take anything we say about justice and ___________ with any seriousness for decades to come?
Option 1: righteousness
Option 2: mediation
Option 3: wickedness
Option 4: dishonesty
Correct Answer: righteousness
Solution : The correct choice is the first option.
Righteousness is the quality of being morally right or justifiable.
The meanings of the other options are as follows:
Question : Directions: In the following question, select the related number from the given alternatives. 110 : 12100 :: 170 : ?
Option 1: 2890
Option 2: 28900
Option 3: 18900
Option 4: 36100
Correct Answer: 28900
Solution : Given: 110 : 12100 :: 170 : ?
The second number is the square of the first number of the given pair. 110 : 12100→(110)2 = 12100 Similarly, 170 : ?→(170)2 = 28900
Hence, the second option is correct.
Question : Directions: Eight friends Rahul, Ram, Ramesh, Sohan, Sahil, Anil, Sonu, and Monu are sitting around a circular table facing towards the centre (not necessarily in the same order). Monu is to the immediate right of Sahil. Sonu is third to the left of Sahil. Ram is third to the right of Anil. Sohan is second to the right of Monu. Who is fourth to the right of Monu?
Option 1: Rahul
Option 2: Ram
Option 3: Sahil
Option 4: Sonu
Correct Answer: Sonu
Solution : Given: (I) Monu is to the immediate right of Sahil. Sonu is third to the left of Sahil.
(II) Ram is third to the right of Anil. Sohan is second to the right of Monu.
So, Sonu is fourth to the right of Monu. Hence,
Question : Pinki and Rinki together can do a piece of work in 20 days. Rinki and Minki together can do it in 12 days while Pinki and Minki together can do it in 15 days. For how long can Rinki alone do it?
Option 1: 20 days
Option 2: 25 days
Option 3: 30 days
Option 4: 10 days
Correct Answer: 30 days
Solution : Let the rates at which Pinki, Rinki, and Minki can complete the work as P, R, and M as work per day, respectively. From the problem, Pinki and Rinki together can do the work in 20 days. ⇒ P + R = $\frac{1}{20}$ Rinki
Question : Directions: Words given on the left side of (::) are related to each other by some Logic/Rule/Relation. Select the missing word/word pair on the right side of (::) from the given alternatives based on the same Logic/Rule/Relation. Tadpole : Frog :: Kitten : ?
Option 1: Deer
Option 2: Insect
Option 3: Cat
Option 4: Dog
Correct Answer: Cat
Solution : Given: Tadpole : Frog :: Kitten : ?
Like, Tadpole is the young one of Frog. Similarly, the Kitten is the young one of the Cat.
Hence, the third option is correct.
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