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Staff Selection Commission Multi Tasking Staff Exam

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Question : P and Q start from the same point and at the same time with speeds of 20 km/hr and 16km/hr respectively. What is the distance between P and Q after 4 hours if both move in the same direction?

Option 1: 12 km

Option 2: 20 km

Option 3: 15 km

Option 4: 16 km

Team Careers360 20th Jan, 2024

Correct Answer: 16 km


Solution : The relative speed of P concerning Q 
= 20 km/hr − 16 km/hr = 4 km/hr
Now, use the formula of distance
⇒ Distance = Speed × Time = 4 km/hr × 4 hr = 16 km
Hence, the correct answer is 16 km.

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Question : Directions: Study the given pattern carefully and select the number that can replace the question mark (?) in it.

Option 1: 6

Option 2: 8

Option 3: 5

Option 4: 4

Team Careers360 23rd Jan, 2024

Correct Answer: 6


Solution : In each row, divide the first number by 3 and the second number by 2, to get the second and third numbers respectively –
In the first column→60 ÷ 3 = 20 and 20 ÷ 2 = 10
In the second column→90 ÷ 3 =

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Question : As per Census 2011, which of the following was the most literate state of India?

Option 1: Chhattisgarh

Option 2: Bihar

Option 3: Kerala

Option 4: Punjab

Team Careers360 25th Jan, 2024

Correct Answer: Kerala


Solution : The correct answer is Kerala.

In the 2011 Census, Kerala emerged with the highest literacy rate at 94%, setting the benchmark. Chandigarh, Himachal Pradesh and Delhi also surpassed the national average, yet a noteworthy trend was the prevalence of higher male literacy across all

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Question : Directions: By interchanging the given two numbers (not digits) which of the following equations will not be correct?
5 and 6

Option 1: 6 × 8 – 5 × 4 = 16

Option 2: 5 × 2 – 4 + 6 = 13

Option 3: 5 – 3 × 6 + 4 = –3

Option 4: 6 – 5 + 2 = 1

Team Careers360 24th Jan, 2024

Correct Answer: 5 – 3 × 6 + 4 = –3


Solution : Given:
5 and 6

Let's check the options –
First option: 6 × 8 – 5 × 4 = 16
On interchanging the numbers, we get –
= 5 × 8 – 6 × 4
= 40

36 Views

Question : If the price of onion increases from INR 60 per kg to INR 75 per kg, then by what percentage should a household decrease the consumption of onion so that expenditure remains the same?

Option 1: 40%

Option 2: 25%

Option 3: 20%

Option 4: 30%

Team Careers360 20th Jan, 2024

Correct Answer: 20%


Solution : Let the household consume $a$ kgs of onion earlier and $b$ kgs of onion later.
⇒ The price paid by the household earlier = $60a$
⇒ The price paid by the household now = $75b$
Since both prices should be the same,
⇒ $ 60a

144 Views

Question : Find the LCM of reciprocals of 22 and 16.

Option 1: $\frac{1}{2}$

Option 2: $\frac{1}{3}$

Option 3: $\frac{1}{6}$

Option 4: $\frac{1}{4}$

Team Careers360 21st Jan, 2024

Correct Answer: $\frac{1}{2}$


Solution : The reciprocals of 22 and 16 are $\frac{1}{22}$ and $\frac{1}{16}$ respectively.
The least common multiple (LCM) of two fractions is the LCM of their numerators divided by the greatest common divisor (GCD) of their denominators.
However, since the numerators of both fractions are 1 (the

23 Views

Question : Tap A can fill an empty tank in 8 hours if no other tap is open, and tap B can empty the same tank, when filled, in 12 hours, when no other tap is open. Find the time taken to fill the same tank, when empty, if both the taps are opened together.

Option 1: 12 hours

Option 2: 16 hours

Option 3: 24 hours

Option 4: 36 hours

Team Careers360 24th Jan, 2024

Correct Answer: 24 hours


Solution : Let the rate at which tap A fills the tank as A and the rate at which tap B empties the tank as B. 
Given that tap A can fill the tank in 8 hours,
A = $\frac{1}{8}$ tanks per hour. 
Similarly, tap B

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Question : Improve the underlined part of the sentence. Choose ‘No improvement’ as an answer if the sentence is grammatically correct.
After the concert, his voice has hoarse from cheering.

Option 1: No improvement

Option 2: voice was

Option 3: voiced was

Option 4: voice were

Team Careers360 23rd Jan, 2024

Correct Answer: voice was


Solution : The correct choice is the second option.

Explanation: The error in the original sentence is in tense inconsistency. The verb "has" implies present perfect tense, while the context of the sentence calls for the past tense. So, the verb "has" should be changed

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