Staff Selection Commission Multi Tasking Staff Exam
Question : The average age of eight girls is y years. 5 new girls having ages (in years) given by y + 3, y – 6, y + 15, y + 8, and y + 6 join the class. What is the new average age of the class?
Option 1: (y + 2) years
Option 2: (y + 6) years
Option 3: (y + 3) years
Option 4: (y + 1) years
Correct Answer: (y + 2) years
Solution : The average age of eight girls = y years Ages of 5 new girls = y + 3, y – 6, y + 15, y + 8, y + 6 New average = $\frac{\text{Sum of all ages}}{\text{Total number of girls}}$ The sum
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 100, 98, 104, 92, 112, ?
Option 1: 108
Option 2: 82
Option 3: 72
Option 4: 64
Correct Answer: 82
Solution : Given: 100, 98, 104, 92, 112, ?
Follow the pattern to obtain the required number –
So, 82 is the required number in the given series. Hence, the second option is correct.
Question : Directions: In a certain code language, ashok is big is written as pr 6 8, huge people are strong is written as im pt 7 @, and is big are is written as pr pt 8. What can be the possible code for ashok people in that code language?
Option 1: 6 pt
Option 2: 8 7
Option 3: 6 im
Option 4: im @
Correct Answer: 6 im
Solution : Given: 1. ashok is big ⇒ pr 6 8 2. huge people are strong ⇒ im pt 7 @ 3. is big are ⇒ pr pt 8
By comparing all the three coded sentences, we find that – In sentences 1 and 3, is/big
Question : Directions: Which two signs should be interchanged to make the given equation correct? 13 – 25 = 5 + 4 ÷ 12
Option 1: + and =
Option 2: – and =
Option 3: + and –
Option 4: ÷ and =
Correct Answer: ÷ and =
Solution : Given: 13 – 25 = 5 + 4 ÷ 12
On interchanging the symbols as given in the options, we get – First option: + and = 13 – 25 + 5 = 4 ÷ 12 L.H.S. = 13 – 25 + 5
Question : Directions: Select the option figure in which the given figure is embedded. (Rotation is not allowed.)
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : As there is a restriction on the rotation of the figure, we will check where the question figure can exactly fit itself in the given option figures. By comparison of all the option figures, the given question figure is embedded only in the second option figure.
Question : Directions: Seven friends H, J, K, L, M, N, and O are sitting around a circular table facing the centre. H is sitting to the immediate right of L. N is sitting exactly between J and K. M sits to the immediate left of O. N sits second to the left of M. Who sits to the immediate right of O?
Option 1: J
Option 2: N
Option 3: H
Option 4: L
Correct Answer: L
Solution : Given: (I) M sits to the immediate left of O. N sits second to the left of M.
(II) H is sitting to the immediate right of L. N is sitting exactly between J and K.
So, L sits to the immediate right of O.
Question : As of October 2022, how many fundamental duties are there in the Indian Constitution?
Option 1: 10
Option 2: 12
Option 3: 11
Option 4: 13
Correct Answer: 11
Solution : The correct option is 11.
The Fundamental Duties in the Indian Constitution are outlined in Article 51A. These duties were added by the 42nd Amendment Act of 1976. During that time, India had only 10 duties. The 11th Fundamental Duty was added to the Indian
Question : The cost price of a radio is Rs. 600. The 5% of the cost price is charged towards transportation. After adding that, if the net profit to be made is 15%, then the selling price of the radio must be:
Option 1: Rs. 704.50
Option 2: Rs. 724.50
Option 3: Rs. 664.50
Option 4: Rs. 684.50
Correct Answer: Rs. 724.50
Solution : Given: The cost price of a radio is Rs. 600. 5% of the cost price is charged for transport. So, charge on the cost price = $\frac{5}{100}$ × 600 = 30 ∴ Total cost price = 600 + 30 = Rs. 630 To gain
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.
It was this (1) ________ that made John so particularly unusual, even for a wizard. This scar was (2)_______ hint of John's very mysterious past, of the reason (3) _______ Samuel's doorstep eleven years (4) _________. At the age of one, John (5) ________ a curse from the greatest dark sorcerer of all time. Question: Select the most appropriate option to fill in the blank number 3.
Option 1: he had been left on
Option 2: he had been left up
Option 3: he have been left on
Option 4: he was been left in
Correct Answer: he had been left on
Solution : The correct choice is the first option.
The phrase he had been left on is the most appropriate option to fill in blank number 3. It completes the sentence by explaining the circumstances related to John's mysterious past, indicating that he
Question : Directions: Find the missing number from the given responses in the following questions.
Option 1: 27
Option 2: 21
Option 3: 28
Option 4: 17
Correct Answer: 21
Solution : Here, subtract the number given at the bottom of the triangle from the product of the numbers given at the other two sides of the triangle to get the number given inside the triangle. In figure one: (7 × 4) – 9 = 28 –
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