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Question : In an examination, the number of students who passed and the number of students who failed were in the ratio 25 : 4. If one more student had appeared and passed and the number of failed students was 3 less than earlier, the ratio of passed students to failed students would have become 22 : 3. What is the difference between the number of students who, initially, passed the examination and the number of students who failed the examination?
Option 1: 132
Option 2: 126
Option 3: 174
Option 4: 150
Correct Answer: 126
Solution : Let the initial number of students who passed be $25x$ and the number of students who failed be $4x$, where $x$ is a constant. If one more student had appeared and passed and the number of failed students was 3 less than earlier, the ratio
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".
It is not (1)/ such a pretty place (2)/ that I had 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.
The use of that in the third option is incorrect, as such should be followed by as, since such....as means of that type or kind.
Therefore, the correct sentence should be: "It is not
Question : A man takes 20 hours to go to a place and come back by walking both ways. He could have saved 4 hours by riding both ways. The distance covered in the whole journey is 36 miles. Find the average speed for the whole journey if he goes by walking and comes back by riding.
Option 1: 2 miles/hr
Option 2: 1 miles/hr
Option 3: 4 miles/hr
Option 4: 3 miles/hr
Correct Answer: 2 miles/hr
Solution : A man takes 20 hours to go to a place and come back by walking both ways. Time taken by walking one way = half of 20 hours = 10 hours. Time taken by riding both ways = 20 – 4 = 16 hours
Question : A solid cylinder has a radius of base of 14 cm and a height of 15 cm. Four identical cylinders are cut from each base, as shown in the given figure. The height of a small cylinder is 5 cm. What is the total surface area (in cm2) of the remaining part?
Option 1: 3740
Option 2: 3432
Option 3: 3124
Option 4: 2816
Correct Answer: 3432
Solution : Radius of larger cylinder, $r$ = 14 cm and height, $h$= 15 cm Radius of smaller cylinders, $r_1$ = $\frac{28}{8}$ = $\frac{7}{2}$ cm and height, $h_1$ = 5 cm The curved surface area of the remaining part = $2\pi rh+8×2\pi r_1 h_1$ ($\because$ There are
Question : As per the India State of Forest Report 2017, which of the following states has the maximum percentage of forest cover in its area?
Option 1: Maharashtra
Option 2: Odisha
Option 3: Assam
Option 4: Mizoram
Correct Answer: Mizoram
Solution : The correct answer is Mizoram.
As of the India State of Forest Report 2017, Mizoram had the highest percentage, which is 90.38% of forest cover within its area among the Indian states. Mizoram is known for its significant forest cover and biodiversity.
Question : Directions: In a certain code language, PRIME is coded as 37862 and REMAP is coded as 87423. What is the code for A in the given code language?
Option 1: 3
Option 2: 7
Option 3: 2
Correct Answer: 4
Solution : Given: 1. PRIME ⇒ 37862 2. REMAP ⇒ 87423
By comparing the coded word, we find that – In words 1 and 2, the common letters are P, R, M, and E and the common codes are 3, 7, 8, and 2. The remaining letters
Question : Directions: Three of the following four-letter clusters are alike in a certain way and one is different. Pick the odd one out.
Option 1: EUT
Option 2: RHG
Option 3: TRQ
Option 4: TFE
Correct Answer: TRQ
Solution : Let's check each option – First option: EUT; The opposite pair of E is V and V – 1 = U and U – 1 = T Second option: RHG; The opposite pair of R is I and I – 1 = H and H
Question : Directions: In a certain code language, ENGINE is written as ENIGNE, and TRAIN is written as NIART. How will LEVEL be written in that language?
Option 1: LEELV
Option 2: LEVEL
Option 3: LEEVL
Option 4: LELEV
Correct Answer: LEVEL
Solution : Given: ENGINE is written as ENIGNE, and TRAIN is written as NIART.
Reverse the letters of the words to obtain the required code. ENGINE→ENIGNE Thus, ENGINE is coded as ENIGNE. TRAIN→NIART Thus, TRAIN is coded as NIART. Similarly, LEVEL→LEVEL
So, LEVEL is coded as LEVEL
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".
My father lives on Delhi.
(1) in Delhi
(2) at Delhi
(3) inside Delhi
(4) No Error
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The correct choice is the first option.
When indicating the place where someone lives, we use "in" before the name of the city.
Therefore, the correct sentence is: "My father lives in Delhi."
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