Staff Selection Commission Multi Tasking Staff Exam
Question : Improve the underlined part of the sentence. Choose 'No improvement' as an answer if the sentence is grammatically correct. Training your dog have required a lot of patience.
Option 1: require the lot
Option 2: requires a lot
Option 3: required lot
Option 4: no improvement
Correct Answer: requires a lot
Solution : The second option is correct.
The underlined part have required is grammatically incorrect. The correct form is requires, as the singular subject is followed by a singular verb as per the simple present tense.
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.
Salvador Dali (1)________ a prominent Spanish surealist painter (2)______ in Figueres, Catalonia, on 11 May 1904. Dali's father was strict in the education of his children unlike (3)________ mother. Dali had a brother named Salvador (4)_____ was born nine months before him and died of gastroenteritis. When he was five, Dali was taken to his brother's grave and was told that he was his brother's (5)_______. Question: Select the most appropriate option to fill in the blank No. 4.
Option 1: whose
Option 2: who
Option 3: whom
Option 4: that
Correct Answer: who
Solution : The correct choice is the second option.
Who acts as a subjective pronoun, which is used to refer to a person. In this case, it is correctly used as a relative pronoun, as it functions as the subject of a relative clause, introducing additional
Question : 8 women can complete a work in 15 days. If 2 women are employed, then in how many days the work will be completed?
Option 1: 44 days
Option 2: 64 days
Option 3: 80 days
Option 4: 60 days
Correct Answer: 60 days
Solution : Use the formula: $M_1D_1= M_2D_2$ Where $M_1$ and $M_2$ are persons and $D1$ and $D_2$ are days.. 8 × 15 = 2 × D2 ⇒ D2 = 4 × 15 = 60 days Hence, the correct answer is 60 days.
Question : A number is divided in the ratio 5 : 7. When 6 is added to each, the ratio changes to 7 : 9. Find the greater number.
Option 1: 12
Option 2: 18
Option 3: 15
Option 4: 21
Correct Answer: 21
Solution : Let the numbers be $5x$ and $7x$. According to the question, $\frac{5x+6}{7x+6}=\frac{7}{9}$ ⇒ $45x+54=49x+42$ ⇒ $4x=12$ ⇒ $x=3$ Thus, the greater number is $7x=7\times3=21$ Hence, the correct answer is 21.
Question : Select the most appropriate word for the given group of words.
Having a sharply strong taste or smell.
Option 1: Alchemy
Option 2: Remorse
Option 3: Pungent
Option 4: Satire
Correct Answer: Pungent
Solution : The correct choice is the third option.
Pungent means having a sharp, strong taste or smell, often associated with spices, certain foods, or strong odours.
The meanings of the other options are as follows:
Question : Find the part of the given sentence that has an error in it. If there is no error, choose ‘No Error’.
Make sure you known how to swim.
Option 1: No Error
Option 2: how to swim
Option 3: make sure
Option 4: you known
Correct Answer: you known
Solution : The correct choice is the fourth option.
Known is the participle form of the verb "know", which refers to the state of being aware or informed, and the participle form of the verb should be replaced with the base form know to make
Question : What is the Highest Common Factor of $\frac{4}{55}$, $\frac{2}{11}$, and $\frac{8}{22}$?
Option 1: $\frac{1}{66}$
Option 2: $\frac{3}{88}$
Option 3: $\frac{2}{55}$
Option 4: $\frac{1}{55}$
Correct Answer: $\frac{1}{55}$
Solution : Given: The numbers are $\frac{4}{55}$, $\frac{2}{11}$, and $\frac{8}{22}$ Highest Common Factor (HCF) of fraction = $\frac{\text{HCF of numerator}}{\text{LCM of denominator}}$ where LCM is the Least Common Multiple. HCF of (4, 2, 8) = 2 LCM of (55, 11, 22) = $11\times 2\times 5 = 110$
Question : The sum lent at 5% per annum (i.e., 365 days) simple interest, which produces interest, of Rs. 2 a day, is:
Option 1: Rs. 1400
Option 2: Rs. 14700
Option 3: Rs. 14600
Option 4: Rs. 7300
Correct Answer: Rs. 14600
Solution : We know, Simple interest = $\frac{\text{Principal × Rate × Time}}{100}$ Rs. 2 interest earned per day, Interest (in year) = 2 × 365 = Rs. 730 $\therefore$ Principal = $\frac{730×100}{5×1}$ = Rs. 14600 Hence, the correct answer is Rs. 14600.
Question : Directions: Select the option that is related to the sixth term in the same way as the first term is related to the second term and the third term is related to the fourth term. KTM : GOG :: PAB : VVL :: ? : VJN
Option 1: ROC
Option 2: ROB
Option 3: QOB
Option 4: QOD
Correct Answer: ROB
Solution : Given: KTM : GOG :: PAB : VVL :: ? : VJN
Follow the pattern to obtain the required term –
Thus, KTM is coded as GOG. And, PAB : VVL –
Similarly, follow the same pattern for (?) : VJN –
Thus, ROB is
Question : If the price of a book first increased by 18% and then decreased by 18%. What is the net change in the price of the book?
Option 1: 18% increase
Option 2: 3.24% decrease
Option 3: No change
Option 4: 18% decrease
Correct Answer: 3.24% decrease
Solution : Increase in percentage = 18% Decrease in percentage = 18% We know that, If the increase and decrease percentage is the same, the overall percentage decreases by $\frac{x^2}{100}$, where $x$ is the percentage increase and decrease. = $\frac{x^2}{100}$ = $\frac{18\times18}{100}$ = $\frac{324}{100}$ = 3.24%
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