Staff Selection Commission Multi Tasking Staff Exam
Question : Radioactive elements emit:
Option 1: Radio waves
Option 2: Infrared waves
Option 3: Ultraviolet waves
Option 4: α, β, and γ radiation
Correct Answer: α, β, and γ radiation
Solution : The correct answer is α, β, and γ radiation.
The radioactive elements are made up of atoms whose nuclei are unstable and release atomic radiation to become stable. The radiation emitted can be particles such as α β and γ radiation.
Question : If A : B = 3 : 4 and B : C = 1 : 5, then what is A : C?
Option 1: 3 : 20
Option 2: 3 : 4
Option 3: 1 : 4
Option 4: 3 : 5
Correct Answer: 3 : 20
Solution : A : B = 3 : 4 B : C = 1 : 5 = (1 × 4) : (5 × 4) = 4 : 20 Thus, A : B : C = 3 : 4 : 20 ⇒ A : C =
Question : Select the most appropriate option to fill in the blank.
Yesterday, I __________to be on a street with a few modest restaurants.
Option 1: happened
Option 2: have happen
Option 3: am happening
Option 4: happening
Correct Answer: happened
Solution : The correct choice is the first option.
Explanation: Happened is the past form of the verb "happen", which means to come across by chance. This helps convey that the speaker came across a street with a few modest restaurants on the previous day.
Question : The elasticity of demand for luxury goods is:
Option 1: Less than one
Option 2: More than one
Option 3: Zero
Option 4: Infinite
Correct Answer: More than one
Solution : The correct answer is More than one
The elasticity of demand for luxury goods is more than one. It indicates that consumers are highly responsive to changes in the prices of luxury items. A relatively small price increase can lead to a
Question : Directions: A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. E can be represented by 14, 67, etc, and N can be represented by 22, 75, etc. Similarly, you have to identify the set for the word MALE.
Option 1: 75, 68, 23, 14
Option 2: 21, 12, 24, 13
Option 3: 21, 68, 01, 32
Option 4: 56, 69, 23, 13
Correct Answer: 21, 68, 01, 32
Solution : Given: MALE
Number representations of each letter – M→21 A→03, 12, 44, 68 L→01, 23 E→14, 32, 67
Let's check the options – First option: 75, 68, 23, 14 – M cannot be represented by 75. Second option: 21, 12, 24, 13
Question : Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select 'No improvement required'.
Her forty-fourth birthday had just passed, unnoticed by all but herself.
Option 1: had just passed, unnoticed by but all herself
Option 2: has just passed, unnoticed by all herself
Option 3: has just passed, unnoticed by but all herself
Option 4: No improvement required
Correct Answer: No improvement required
Solution : The right choice is the fourth option.
Overall, the given sentence is grammatically sound, requiring no improvement.
Question : Directions: Price of five cars C1, C2, C3, C4, and C5 are compared. The price of C1 is the least. No two cars have the same price. Price of C3 is less than C5, C2, and C4. Price of neither C5 nor C2 is the highest. Price of C5 is less than C2. Price of how many cars is more than the price of C4?
Option 1: 2
Option 2: 4
Option 3: 1
Option 4: s
Correct Answer: s
Solution : Given: (I) Price of five cars C1, C2, C3, C4, and C5 are compared. _ > _ > _ > _ > _ (II) The price of C1 is the least. _ > _ > _ > _ > C1 (III) No two cars have
Question : The cost of building a fence around a circular field is INR 7,425 at the rate of INR 13.50 per foot. What is the area of the circular field? [Use $\pi=\frac{22}{7}$]
Option 1: 25018.5 ft2
Option 2: 23864.4 ft2
Option 3: 24644.5 ft2
Option 4: 24062.5 ft2
Correct Answer: 24062.5 ft2
Solution : Given, The cost of building a fence around a circular field is INR 7,425 at the rate of INR 13.50 per foot. We know that the area of the circular field = $\pi r^2$ And, The circumference of the circular field = $2πr$,
Question : Parts of the following sentence have been given as options. One of them may contain an error. Select the part that contains the error from the given options. If you don't find any error, mark 'No error' as your answer.
The last time this competition was held at 2017.
Option 1: no error
Option 2: this competition was
Option 3: held at 2017
Option 4: the last time
Correct Answer: held at 2017
Solution : The correct option will be the third option.
The phrase held at 2017 is grammatically incorrect. When talking about the time an event took place, the preposition at is not used directly with a year. Instead, the correct structure is, held in 2017
Question : Choose the sentence with no spelling errors.
Option 1: A few exemples can illustrate this.
Option 2: A few examples can illustrate this.
Option 3: A few examples can ilustrate this.
Option 4: A few examples can illustrrate this.
Correct Answer: A few examples can illustrate this.
Solution : The correct choice is the second option.
The Question containing Inaapropriate or Abusive Words
Question lacks the basic details making it difficult to answer
Topic Tagged to the Question are not relevant to Question
Question drives traffic to external sites for promotional or commercial purposes
The Question is not relevant to User
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