Staff Selection Commission Multi Tasking Staff Exam
Question : Directions: Five friends X, Y, Z, A, and B are sitting in a circle facing the centre. X is to the immediate left of Y and the immediate right of Z. B is to the immediate right of A. Who is to the immediate left of A?
Option 1: X
Option 2: Y
Option 3: B
Option 4: Z
Correct Answer: Y
Solution : Given: (I) X is to the immediate left of Y and the immediate right of Z.
(II) B is to the immediate right of A.
So, Y is to the immediate left of A. Hence, the second option is correct.
Question : Which of the following terms is not associated with hockey?
Option 1: Scoop
Option 2: Flick
Option 3: Hit
Option 4: Run out
Correct Answer: Run out
Solution : The correct option is Run out.
The word "run out" is more commonly used in cricket than in hockey. When the fielding side puts down a wicket in cricket, a run-out happens when a batsman is pronounced out by the opposing team because at
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 1.
Option 1: blister
Option 2: scar
Option 3: scab
Option 4: defect
Correct Answer: scar
Solution : The correct choice is the second option.
The word scar is the most appropriate option to fill in the blank number 1. This is evident from the context of the sentence, where it mentions that John is unusual, even for a wizard, and the
Question : If a : b : c = 2 : 3 : 7, then what is 2a : 3b : 7c?
Option 1: 4 : 9 : 49
Option 2: 5 : 10 : 52
Option 3: 6 : 10 : 49
Option 4: 6 : 10 : 47
Correct Answer: 4 : 9 : 49
Solution : Given: a : b : c = 2 : 3 : 7 Take a = 2, b = 3, and c = 7 So, 2a : 3b : 7c = 2 × 2 : 3 × 3 : 7 × 7
Question : Directions: Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number. 75 : 63 :: 189 : 171 :: 55 : ?
Option 1: 45
Option 2: 43
Option 3: 37
Option 4: 54
Correct Answer: 45
Solution : Given: 75 : 63 :: 189 : 171 :: 55 : ?
Like, 75 : 63→75 – (7 + 5) = 75 – 12 = 63 189 : 171→189 – (1 + 8 + 9) = 189 – 18 = 171 Similarly, for 55 :
Question : Directions: The prices of five cars B, M, J, N, and U are compared. The price of J is less than U, M, and N. The Price of B is the lowest. No two cars have the same price. The price of U is less than M. The Price of neither U nor M is the highest. How many cars have a price less than U?
Option 1: 1
Option 2: 3
Option 3: 2
Option 4: 0
Correct Answer: 2
Solution : Given: (I) The price of J is less than U, M, and N. M, N, U > J (II) The Price of B is the lowest. No two cars have the same price. The price of U is less than M. N, M > U
Question : Directions: Ram, Shyam, Pankaj, Tilak, and Gaurav are sitting in a straight line facing south. Tilak and Gaurav are sitting at the ends. Ram is sitting to the immediate left of Gaurav and the immediate right of Pankaj. Who is sitting to the immediate right of Tilak?
Option 1: Shyam
Option 2: Pankaj
Option 3: Ram
Option 4: Gaurav
Correct Answer: Shyam
Solution : Given: Tilak and Gaurav are sitting at the ends. Ram is sitting to the immediate left of Gaurav and the immediate right of Pankaj.
So, Shyam is sitting to the immediate right of Tilak. Hence, the first option is correct.
Question : What is the HCF of 2.7 and 20.25?
Option 1: 1.45
Option 2: 1.35
Option 3: 16.5
Option 4: 15.5
Correct Answer: 1.35
Solution : Find the Highest Common Factor (HCF) of 270 and 2025 and then divide by 100. The prime factorization of 270 = 33 × 2 × 5 The prime factorization of 2025 = 52 × 34 ⇒ HCF of 27 and 2025 =
Question : Two pipes can fill a tank alone in 20 hours and 24 hours respectively and an outlet pipe alone can empty 20 gallons of water per hour. All three pipes working together can fill the same empty tank in 40 hours. What is the capacity of the tank?
Option 1: 450 gallons
Option 2: 300 gallons
Option 3: 600 gallons
Option 4: 480 gallons
Correct Answer: 300 gallons
Solution : Let the total work = capacity of the tank ($C$). According to the question Rate of doing work for first pipe = $\frac{C}{20}$ And rate of doing work for second pipe = $\frac{C}{24}$ The rate of emptying by the outlet pipe is 20 gallons
Question : The latex of which plant is used commercially?
Option 1: Papaya plant
Option 2: Sialkanta plant
Option 3: Rubber plant
Option 4: Banyan tree
Correct Answer: Rubber plant
Solution : The correct option is the Rubber plant.
One of the most well-known and economically significant sources of natural rubber is latex from rubber plants. Natural rubber derived from rubber trees is an important raw resource used in the production of tyres, industrial products,
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