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Question : If the size of the nucleus of an atom is compared with a cricket ball, then the radius of the atom is approximately equal to how many kilometres?
Option 1: 0.5
Option 2: 0.005
Option 3: 0.05
Option 4: 5
Correct Answer: 5
Solution : The correct option is 5.
A cricket ball represents the tiny nucleus of an atom. If that's the scale, the whole atom would be roughly as big as a 5-kilometre-wide sphere. That's because while the nucleus packs most of the atom's mass, it occupies
Question : Two trains 150 m and 120 m long respectively moving from opposite directions cross each other in 10 seconds. If the speed of the second train is 43.2 km/hr, then the speed of the first train is:
Option 1: 54 km/hr
Option 2: 50 km/hr
Option 3: 52 km/hr
Option 4: 51 km/hr
Correct Answer: 54 km/hr
Solution : Let the speed of the first train be $x$ km/hr. Then, the relative speed of the two trains in opposite directions is $(43.2 + x)$ km/hr. The total distance covered by the two trains in 10 seconds = 150 + 120 = 270 m
Question : Directions: How many triangles are there in the given figure?
Option 1: 18
Option 2: 20
Option 3: 10
Option 4: 12
Correct Answer: 20
Solution : The given figure can be labelled as shown below –
Now, in the above figure, there are a total of 20 triangles. They are AMJ, ABM, BCM, ACM, CMD, MDR, ACJ, ADI, ACD, GLH, FGL, EFL, EGL, DEL, DIG, GDE, HEG, ADG, MDL, DRL.
Hence,
Question : Select the most appropriate option to fill in the blank. ________ droplets settled on top of leaves.
Option 1: Due
Option 2: Doe
Option 3: Do
Option 4: Dew
Correct Answer: Dew
Solution : The most appropriate option to fill in the blank is the fourth option.
Dew refers to the tiny water droplets that form on surfaces, such as leaves, during the night or early morning.
Therefore, the correct sentence is, "Dew droplets settled on top of
Question : In a class, the average weight of 4 boys is 50 kg and the average weight of 4 girls is 40 kg. What is the average weight of all the 8 students taken together?
Option 1: 44 kg
Option 2: 48 kg
Option 3: 45 kg
Option 4: 42 kg
Correct Answer: 45 kg
Solution : Given, Average of 4 boys = 50 kg ⇒ Sum of weight of 4 boys = 50 × 4 = 200 kg Average of 4 girls = 40 kg ⇒ Sum of weight of 4 girls = 40 × 4 = 160 kg Total
Question : Directions: In the following question, out of the four alternatives, select the alternative that will improve the bracketed part of the sentence. In case no improvement is needed, select "No Improvement".
The doctor (has advice) him to take a proper diet.
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 1
Solution : The first option is correct as the sentence should be in the present perfect tense since the doctor has given the suggestion to the patient to take a proper diet.
Moreover, advice is a noun form and should be replaced by advised i.e., verb form.
Question : Pradhan Mantri Jan-Dhan Yojana (PMJDY) now has more than 472 million accounts. Which state has topped this list (as of October 12, 2022)?
Option 1: Haryana
Option 2: West Bengal
Option 3: Maharashtra
Option 4: Uttar Pradesh
Correct Answer: Uttar Pradesh
Solution : The correct option is Uttar Pradesh.
The Pradhan Mantri Jan-Dhan Yojana (PMJDY) is a scheme aimed at extending essential banking services to the economically disadvantaged, thereby advancing the government's goal of fostering financial inclusion, including the implementation of social security programs. As of
Question : Directions: In the question, a sentence is given with a blank to be filled in with an appropriate word. Four alternatives are suggested for each question. Choose the correct alternative out of the four alternatives.
Trust ____ God and do the right.
Option 1: in
Option 2: with
Option 3: at
Option 4: by
Correct Answer: in
Solution : The correct choice to fill in the blanks is the first option.
In this sentence, "in" is the correct preposition that should be used to correctly imply the intended meaning of the sentence, which is that we should do right and have faith in
Question : Given below are four jumbled sentences. Select the option that gives their correct order.
A. Paper, pencil, whiteboard, and textbook are the tools you need if you want to go to school. B. But recently, you can add another one to the list: an iPad. C. But today, it is also being used to make learning fun. D. The tablet is useful for searching the internet and watching videos.
Option 1: CDAB
Option 2: ADBC
Option 3: CADB
Option 4: ABDC
Correct Answer: ABDC
Solution : The fourth option is the correct choice.
The paragraph begins by listing traditional school tools such as paper, pencil, whiteboard, and textbook (sentence A). It then introduces a new addition to the list, the iPad, highlighting its recent inclusion (sentence B). The following sentence
Question : Directions: Eight relatives, P, Q, R, S, T, V, W and Y are sitting around a square table in such a way that four of them sit at four corners of the square while four sit in the middle of each of four sides, all of them facing the centre of the square. P sits third to the left of V. R is not an immediate neighbour of V. Only one person sits between V and W. S sits second to the right of Q. R is not an immediate neighbour of P. T sits second left of P. Who sits fourth to the right of P?
Option 1: V
Option 2: T
Option 3: S
Option 4: R
Correct Answer: S
Solution : Given: 1. P sits third to the left of V. R is not an immediate neighbour of V. 2. T sits second left of P 3. R is not an immediate neighbour of P. 4. Only one person sits between V and W. 5. S
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