Staff Selection Commission Multi Tasking Staff Exam
Question : Identify the segment that contains a grammatical error. If there is no error, select 'No Error'.
'I'm going to get / start on some / homework,' said the professor angrily.
Option 1: No Error
Option 2: I'm going to get
Option 3: homework,' said the professor angrily.
Option 4: start on some
Correct Answer: start on some
Solution : The correct choice is the fourth option.
Explanation: Get is followed by the participle form of the verb, as it is a causative verb. Thus, get started is the correct usage.
Therefore, the correct sentence is: "I'm going to get started on
Question : Directions: Select the letter cluster from the given options that can replace the question mark (?) in the following series. IDK, LFL, OHM, RJN, ?
Option 1: TLN
Option 2: ULO
Option 3: STO
Option 4: SLP
Correct Answer: ULO
Solution : Given: IDK, LFL, OHM, RJN, ?
Add 3, 2, 1 to the position value of the letters of the previous term to get the next term. IDK→I + 3 = L; D + 2 = F; K +1 = L→LFL LFL→L + 3 = O;
Question : Directions: A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. TABQ, VCET, XEHW, ZGKZ, ?
Option 1: BJMC
Option 2: BIND
Option 3: BJNC
Option 4: BINC
Correct Answer: BINC
Solution : Given: TABQ, VCET, XEHW, ZGKZ, ?
In the above-given series, add 2 to the place values of the first and second letters and add 3 to the place values of the third and fourth letters. TABQ→T + 2 = V; A + 2 = C,
Question : Select the most appropriate option to fill in the blank. There was a general hesitation and ___to ignore the problem.
Option 1: Disposition
Option 2: Deride
Option 3: Demur
Option 4: Denigrate
Correct Answer: Demur
Solution : The third option is the correct choice.
Given the context of the sentence, where there was a general hesitation to ignore the problem, demur fits well. It implies expressing reluctance or hesitation, capturing the idea that people were hesitant to ignore the problem.
The meanings
Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. 2, 3.5, 5, 6.5, 8, ?
Option 1: 9.5
Option 2: 10.5
Option 3: 11.0
Option 4: 9.0
Correct Answer: 9.5
Solution : Given: 2, 3.5, 5, 6.5, 8, ? Add 1.5 to each term of the series to obtain the next term. 2 + 1.5 = 3.5; 3.5 + 1.5 = 5; 5 + 1.5 = 6.5; 6.5 + 1.5 = 8; 8 + 1.5 = 9.5
Question : A man rows from J to K (upstream) and back from K to J (downstream) in a total time of 15 hours. The distance between J and K is 300 km. The time taken by the man to row 9 km downstream is identical to the time taken by him to row 3 km upstream. What is the approximate speed of the boat in still water?
Option 1: 51.33 km/hr
Option 2: 47.67 km/hr
Option 3: 53.33 km/hr
Option 4: 43.67 km/hr
Correct Answer: 53.33 km/hr
Solution : Let the speed of the boat as B and the speed of the stream as S. Upstream Speed = B – S Downstream Speed = B + S ⇒ A man rows from J to K (upstream) and back from K to J(downstream) in
Question : A and B were assigned to do a job for Rs. 1,200. Working alone, A can do it in 15 days and B, in 12 days. With the help of C, they can finish in 5 days. The share of the amount that C earns is:
Option 1: Rs. 300
Option 2: Rs. 400
Option 3: Rs. 500
Option 4: Rs. 600
Correct Answer: Rs. 300
Solution : The time taken by A alone = 15 days ⇒ Part of the work done by A in 1 day = $\frac{1}{15}$ The time taken by B alone = 12 days ⇒ Part of the work done by B in 1 day = $\frac{1}{12}$
Question : Rahul sold a box for INR 1,440 at a loss of 40%. What should the selling price of the box be to enable Rahul to earn a profit of 40%?
Option 1: INR 2,592
Option 2: INR 3,480
Option 3: INR 3,120
Option 4: INR 3,360
Correct Answer: INR 3,360
Solution : Selling price = INR 1,440 Loss = 40% of cost price Cost price = selling price + loss ⇒ Cost price = 1440 + 40% of cost price ⇒ 60% of cost price = 1440 ⇒ Cost price = $\frac{1440}{0.6}$ = INR 2400 Profit
Question : What should come in place of the question mark (?) in the following question? 2 × 324 × ? = 92 × 222 × 6
Option 1: 359
Option 2: 364
Option 3: 363
Option 4: 366
Correct Answer: 363
Solution : Simplifying the right-hand side of the given equation, 92 × 222 × 6 = 81 × 484 × 6 = 235224 Equating it to the left-hand side of the equation, ⇒ 2 × 324 × ? = 235224 ⇒ ? = $\frac{235224}{2×324}$ ⇒
Question : In a bag, there are coins of INR 5, INR 10 and INR 20 denominations. The total number of coins in the bag is 240. If the number of coins of INR 5, INR 10, and INR 20 denominations are in the ratio of 2 : 3 : 5, then what is the total amount of money in the bag?
Option 1: INR 3,540
Option 2: INR 4,600
Option 3: INR 4,620
Solution : Let, the number of INR 5, INR 10, and INR 20 denominations in the bag be 2x, 3x, and 5x. Given that the total number of coins is 240. So, 2x + 3x + 5x = 240 $\therefore$ x = 24 So the number
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