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Question : 56 persons can repair a bridge in 20 days. If 14 more people join them, then the bridge can be repaired in:
Option 1: 18 days
Option 2: 12 days
Option 3: 16 days
Option 4: 14 days
Correct Answer: 16 days
Solution : Given, 56 persons can repair a bridge in 20 days. We know that work = Total manpower × Total days ⇒ $M_1D_1= M_2D_2$ Here M1 = 56, D1 = 20, M2 = 70, D2 = $y$ (Let) ⇒ $56 ×
Question : Directions: Select the option that will replace the question mark (?) in the given series. 78, 89, 82, 87, 84, ?
Option 1: 88
Option 2: 86
Option 3: 80
Option 4: 78
Correct Answer: 86
Solution : Given: 78, 89, 82, 87, 84, ?
Add and subtract alternately the decreasing order of prime numbers. 78 + 11 = 89; 89 – 7 = 82; 82 + 5 = 87; 87 – 3 = 84; 84 + 2 = 86
So, 86 is
Question : The working of a dry cell is based on
Option 1: Decomposition reaction
Option 2: Spontaneous oxidation-reduction reaction
Option 3: Combination reaction
Option 4: Electrolysis
Correct Answer: Electrolysis
Solution : The correct option is Electrolysis.
The two quantitative laws known as Faraday's laws of electrolysis are used to express the magnitudes of electrolytic effects. According to the laws (I), the amount of chemical change brought about by current at an electrode-electrolyte boundary is proportional
Question : The monk who influenced Ashoka to embrace Buddhism was
Option 1: Vishnu Gupta
Option 2: Upagupta
Option 3: Brahma Gupta
Option 4: Brihadratha
Correct Answer: Upagupta
Solution : The correct option is - Upagupta.
The well-known Buddhist monk Upagupta had a significant influence on Ashoka. In Northwest India, the Buddhist monk Upagupta preached and instructed on Buddhist doctrines. Ashoka adopted Buddhism as a result of his influence. Sanavasi, a student of the Buddha's
Question : Directions: In the following question, some parts of the sentence may have some errors. Find out which part of the sentence has an error and select the appropriate option. If the sentence is free from error, select "No error".
I don't suppose (1) / anyone will volunteer, (2) / will they? (3) / No error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (4)
Solution : The correct choice is the fourth option.
The sentence is correctly structured and conveys the intended meaning, and it is error-free.
Therefore, the correct sentence is: I don't suppose anyone will volunteer, will they?
Question : The following Bar Graph displays the highest, average and lowest marks obtained in Accounts, Business Studies, Economics and English by students of Class XII in an Examination. The maximum mark for each subject is 100. Study the graph carefully and answer the question that follows: Which of the two Highest Scores is better and by how much? The combined Highest Score of Accounts and Business Studies or the Highest Score of Economics and English taken together.
Option 1: Economics and English by 10
Option 2: Accounts and Business Studies by 9
Option 3: Accounts and Business Studies by 8
Option 4: Economics and English by 8
Correct Answer: Economics and English by 8
Solution : The combined highest score of Accounts and Business Studies = (96 + 96) = 192 The combined highest score of Economics and English = (100 + 100) = 200 So the combined highest score of Economics and English is better by
Question : The length of the longest diagonal of a cube is $7 \sqrt{3}$ cm. Find its volume (in cm3).
Option 1: $343 \sqrt{3}$
Option 2: $49 \sqrt{3}$
Option 3: $334$
Option 4: $343$
Correct Answer: $343$
Solution : Diagonal of cube $= \sqrt3$ × side ⇒ $7\sqrt{3} = \sqrt3$ × side ⇒ side = 7 cm $\therefore$ Volume of cube = side3 $=7^3 = 343$ cm3 Hence, the correct answer is $343$.
Question : Select the most appropriate option to fill in the blank.
At times he acted as viceroy in William's absence; at times he led the royal forces to ________ rebellions.
Option 1: scrutinize
Option 2: chastise
Option 3: compromise
Option 4: baptise
Correct Answer: chastise
Solution : The correct choice is the second option.
Chastise means to punish or reprimand someone severely, often used in the context of disciplining or controlling unruly behaviour. In this context, it fits well with leading royal forces to punish or suppress rebellions.
Therefore, the complete sentence
Question : Which of the following is the main percussion instrument used in the performance of Mohiniyattam dance?
Option 1: Sitar
Option 2: Idakka
Option 3: Dhumsa
Option 4: Nagada
Correct Answer: Idakka
Solution : The correct option is Idakka
Idakka is an important percussion instrument used in this dance form. The Idakka is a double-headed drum that has a distinct barrel-shaped body and is played with the hands. It produces a unique sound and is often used to provide
Question : Directions: Select the letter cluster that will replace the question mark (?) in the following series. TU, QX, NA, KD, ?
Option 1: GG
Option 2: FI
Option 3: IH
Option 4: HG
Correct Answer: HG
Solution : Given: TU, QX, NA, KD, ?
Subtract 3 from the first letter and add 3 to the second letter of the previous term to obtain the next term in the series – TU→T – 3 = Q; U + 3 = X QX→Q – 3
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