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Question : Directions: Which two signs should be interchanged to make the given equation correct? 17 × 4 + 6 ÷ 2 – 27 = 92
Option 1: + and ×
Option 2: ÷ and ×
Option 3: + and –
Option 4: × and –
Correct Answer: + and –
Solution : Given: 17 × 4 + 6 ÷ 2 – 27 = 92
Replace the given symbols in the options one by one with the original symbols in the given equation. First option: + and × = 17 + 4 × 6 ÷ 2
Question : Directions: In these questions, a part of the sentence is in bold. Below are given alternatives to the bold part at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no improvement is needed your answer is (4).
Not until did he receive her letter he fully realised her problem
(1) Not until he received her letter did he fully realise
(2) Not until had he received her letter that he
(3) Not until he had received her letter that he
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The correct option is the first option.
Explanation:
The phrase "not until" is used to express that something happened only after a certain point in time. When a sentence begins with the phrase "not until", the subject and auxiliary verb in the first clause, immediately
Question : Directions: Among five friends P, Q, R, S and T, T is taller than only three other friends. R is the tallest among all friends. Q is taller than only one person. Only two persons are taller than P. Who is the shortest among all the friends?
Option 1: T
Option 2: P
Option 3: Q
Option 4: S
Correct Answer: S
Solution : Given: I. T is taller than only three other friends. __ > T > __ > __ > __ II. R is the tallest among all friends. R > T > __ > __ > __ III. Q is taller than only one person. R
Question : The British physicist named Paul Dirac was known to have introduced the concept of _________ in 1930.
Option 1: thermal ionisation
Option 2: cosmic radiation
Option 3: nuclear model of the atom
Option 4: antiparticle
Correct Answer: antiparticle
Solution : The correct option is antiparticle.
The idea of an antiparticle was first proposed in 1930 by the British scientist Paul Dirac. The discovery of antimatter particles such as the positron signalled a breakthrough in particle physics, as experimental confirmation of this prediction was obtained.
Question : Which of the following types of house remains were found in the Mehrgarh site of the Harappan civilization?
Option 1: Triangular or circular
Option 2: Rectangular or circular
Option 3: Square or rectangular
Option 4: Circular or square
Correct Answer: Square or rectangular
Solution : The correct option is Square or rectangular.
Remains of square or rectangular houses from the Harappan culture have been discovered at the Mehrgarh site. The houses at Mehrgarh exhibited features such as multiple rooms, some with hearths for cooking, and evidence of
Question : Directions: In the following question a word is followed by four other words, one of which can be formed by using the letters of the given word. Find this word. EXPERIENCE
Option 1: PIECE
Option 2: EXPERT
Option 3: RIPE
Option 4: PEN
Correct Answer: EXPERT
Solution : Given: EXPERIENCE
Now, let's compare all the option words with the word EXPERIENCE – First option: PIECE; All the letters of PIECE are present in the word EXPERIENCE. Second option: EXPERT; T is not present in the word EXPERIENCE. Therefore, all the letters of EXPERT
Question : Select the most appropriate synonym of the word ‘consensus’ from the following sentence.
The landowner and the tenant mutually came to an agreement for decisive acceptance of its clause.
Option 1: Decisive
Option 2: Acceptance
Option 3: Mutually
Option 4: Agreement
Correct Answer: Agreement
Solution : The correct choice is the fourth option.
In the given sentence, the phrase decisive acceptance of its clause indicates that both the landowner and the tenant have reached an agreement on specific terms or clauses.
The word consensus refers to general agreement or harmony
Question : A cask having a capacity of 600 litres is initially filled with wine. From this cask $y$ litres of wine are first drawn and replaced with water. From this mixture, 120 litres are drawn and replaced with water. From this further diluted mixture. 120 litres are drawn again and replaced with water. The ratio of wine to water in the cask is now 12 : 13. What is the value of $y$?
Option 1: 125
Option 2: 150
Option 3: 200
Option 4: 100
Correct Answer: 150
Solution : Let the initial amount of water in the cask be $y$ litres. The initial amount of wine in the cask = $600-y$ litres The ratio of wine to water = 12 : 13 So, Ratio of wine is to mixture = 12 : 25 We
Question : If the three medians of a triangle are the same then the triangle is:
Option 1: equilateral
Option 2: isosceles
Option 3: right angled
Option 4: obtuse angle
Correct Answer: equilateral
Solution : If the three medians of a triangle are of equal length, then the triangle is equilateral. Hence, the correct answer is equilateral.
Question : What chemical element does ' N ' stand for in the periodic table?
Option 1: Neptunium
Option 2: Nitrogen
Option 3: Neon
Option 4: Neodymium
Correct Answer: Nitrogen
Solution : The correct option is nitrogen.
The chemical element with the symbol 'N' in the periodic table is nitrogen. Approximately 78% of the air on Earth is composed of the diatomic molecule nitrogen (N2), which is an essential part of the atmosphere. It is
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