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Question : Directions: In the following question, you have to identify the correct response from the given premises stated according to the following symbols. If × stands for ÷, ÷ stands for +, + stands for –, – stands for × then what is the value of (30 + 20) – 5(7 ÷ 3) × 25 = ?
Option 1: 100
Option 2: 10
Option 3: 20
Option 4: 25
Correct Answer: 20
Solution : Given: × stands for ÷, ÷ stands for +, + stands for –, – stands for × (30 + 20) – 5(7 ÷ 3) × 25 = ?
On replacing the mathematical signs according to the instructions given, we get – = (30 – 20)
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
A large (1) / consignment of books (2) / are expected. (3) / No Error (4)
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 3
Solution : The error lies in the third part of the sentence.
Explanation: The subject "consignment" is a singular noun, so the verb should also be singular. In this case, "is" is the correct singular verb form, making the sentence grammatically accurate. The incorrect form "are" is
Question : The value of $\frac{2}{3} \times \frac{6}{5} \times \frac{10}{4}+\frac{1}{8}-\frac{3}{8}$ is:
Option 1: $\frac{4}{3}$
Option 2: $\frac{3}{4}$
Option 3: $\frac{4}{7}$
Option 4: $\frac{7}{4}$
Correct Answer: $\frac{7}{4}$
Solution : $\frac{2}{3} \times \frac{6}{5} \times \frac{10}{4}+\frac{1}{8}-\frac{3}{8}$ = $\frac{4}{5} \times \frac{10}{4}+\frac{1}{8}-\frac{3}{8}$ = $2 – \frac{2}{8}$ = $2 – \frac{1}{4}$ = $\frac{7}{4}$ Hence, the correct answer is $\frac{7}{4}$.
Question : The speed of a train including stoppages is 75 kmph and excluding stoppages, the speed of the train is 90 kmph. For how many minutes does the train stop per hour?
Option 1: 10 minutes
Option 2: 15 minutes
Option 3: 20 minutes
Option 4: 11 minutes
Correct Answer: 10 minutes
Solution : The speed of a train including stoppages is 75 kmph. The speed of a train excluding stoppages is 90 kmph. Speed = $\frac{\text {Distance}}{\text{Time}}$ Since, The speed of a train is 90 km/hour excluding stoppages. The speed of the train is 75 km/hour including
Question : Kilowatt-hour (kWh) represents the unit of which of the following?
Option 1: Electrical Power
Option 2: Force
Option 3: Momentum
Option 4: Energy
Correct Answer: Energy
Solution : The correct answer is Energy.
The kilowatt-hour (kWh) is the unit of electrical energy. It represents the total energy consumed by a device or system with a power rating of one kilowatt (kW) over one hour. This unit is commonly used on electricity bills to
Question : Which of the following have mountain range young fold mountains?
Option 1: Appalachian mountain range
Option 2: Alps mountain range
Option 3: Aravali mountain range
Option 4: Ural mountain range
Correct Answer: Alps mountain range
Solution : The correct answer is the Alps mountain range.
Young fold mountains with rough relief and tall conical peaks are the Himalayan Mountains and the Alps. One of the world's oldest mountain systems is the Aravali range in India. Erosion has caused significant
Question : Directions: A series is given below with one term missing. Choose the correct alternative from the given ones that will complete the series. R, M, I, F, D, ?
Option 1: B
Option 2: C
Option 3: A
Option 4: E
Correct Answer: C
Solution : Given: R, M, I, F, D, ?
Subtract numbers from 5 in decreasing order from the place value of each letter to get the next term – R – 5 = M; M – 4 = I; I – 3 = F; F – 2
Question : Pipe A can fill an empty tank in 18 hours and Pipe B can fill the same empty tank in 24 hours. If both the pipes are opened simultaneously, how much time (in hours) will it take to fill the empty tank?
Option 1: $11 \frac{3}{7}$
Option 2: $10 \frac{1}{7}$
Option 3: $10 \frac{2}{7}$
Option 4: $11 \frac{2}{7}$
Correct Answer: $10 \frac{2}{7}$
Solution : Given: Pipe A can fill an empty tank in 18 hours. Pipe B can fill the same empty tank in 24 hours. Part filled by Pipe A in 1 hour $= \frac{1}{18}$ Part filled by Pipe B in 1 hour $= \frac{1}{24}$ If both
Question : There are 32 consecutive natural numbers. The average of the first 13 numbers is $x$. What is the average of the next 19 numbers?
Option 1: $x+15$
Option 2: $x+16$
Option 3: $x+17$
Option 4: $x+18$
Correct Answer: $x+16$
Solution : The average of a set of consecutive natural numbers is the middle number if the count of numbers is odd, or the average of the two middle numbers if the count is even. In this case, the average of the first 13 numbers is $x$,
Question : Directions: In the following question, some parts of the sentence may have 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".
There were (1) / curtains over (2) / the cracked glass. (3) / No Error (4)
Correct Answer: 4
Solution : The correct answer is the fourth option.
Since the sentence is grammatically accurate and doesn't need any change.
The sentence conveys the idea that curtains were positioned in front of the cracked glass to cover it.
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