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Staff Selection Commission Multi Tasking Staff Exam

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Question : A car covers 3 successive 2 km stretches at speeds of 20 km/hr, 40 km hr, and 60 km/hr respectively. Its average speed is:

Option 1: 38.56 km/hr

Option 2: 42.12 km/hr

Option 3: 32.72 km/hr

Option 4: 40.50 km/hr

Team Careers360 17th Jan, 2024

Correct Answer: 32.72 km/hr


Solution : According to the question
 First stretch at 20 km/hr:
⇒ Time t1 = $\frac{2 km}{20km/hr}=\frac{1}{10}$ hr
 Second stretch 40 km/hr:
⇒ Time t2 = $\frac{2km}{40km/hr}=\frac{1}{20}$ hr
 Third stretch 60km/hr:
⇒ Time t= $\frac{2km}{60km/hr}=\frac{1}{30}$ hr
⇒ Total time = $\frac{1}{10} +

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Question : The value of 3 × [{(11 – 3) ÷ ($\frac{1}{2}$) of 8} + 15 ÷ 3] is:

Option 1: 15

Option 2: 19

Option 3: 21

Option 4: 30

Team Careers360 21st Jan, 2024

Correct Answer: 21


Solution : Given: 3 × [{(11 – 3) ÷ ($\frac{1}{2}$) of 8} + 15 ÷ 3]
= $3 × [\left \{8÷ 4 \right \}+ 15 ÷ 3]$
= $3 × [{2} + \frac{15}{3}]$
= $3 × [2 + 5]$
= $3 × 7$
= $21$
Hence, the

14 Views

Question : Directions: A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
CAB, DDG, EGL, FJQ, ?

Option 1: GNV

Option 2: GMV

Option 3: GMU

Option 4: GNU

Team Careers360 10th Jan, 2024

Correct Answer: GMV


Solution : Given:
CAB, DDG, EGL, FJQ, ?

Add the consecutive odd numbers to the place value of each letter of the previous term to get the next term in the series –
CAB→C + 1 = D; A + 3 = D; B + 5 =

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Question : What will be the curved surface area of a cylinder having a radius of 20 cm and a height of 34 cm?(use $\pi$ = 3.14)

Option 1: 3245.7 cm2

Option 2: 4328.98 cm2

Option 3: 4270.4 cm2

Option 4: 4320.6 cm2

Team Careers360 15th Jan, 2024

Correct Answer: 4270.4 cm2


Solution : The curved surface area of a cylinder with radius $r$ and height $h$ is $2\pi rh$.
Given, radius($r$) = 20 cm and height($h$) = 34 cm
So, the curved surface area of the cylinder
= $2\pi rh$
= 2 × 3.14 × 20

31 Views

Question : Select the most appropriate option to fill in the blank.
He_____ his teeth against the curse on his tongue.

Option 1: dropped

Option 2: unclasped

Option 3: yielded

Option 4: clenched

Team Careers360 10th Jan, 2024

Correct Answer: clenched


Solution : The fourth option is correct.

  • The verb "clenched" means to tightly close one's teeth or fists.
  • In this context, the protagonist was trying to resist speaking a curse, so he clenched his teeth to prevent himself from doing so.
  • The past tense form of "clench"
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Question : Improve the underlined part of the sentence. Choose ‘No improvement’ as an answer if the sentence is grammatically correct.

The final cost depends on whether you chooses the small or the large size.

Option 1: choose the smaller

Option 2: chose the small

Option 3: No improvement

Option 4: choose the small

Team Careers360 14th Jan, 2024

Correct Answer: choose the small


Solution : The correct choice is the fourth option.

Explanation: The tense is in simple present tense. The subject you requires the base form of the verb, which is choose in this case. Additionally, small should be used after choose to compare with the

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