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Question : The difference between the greatest and the least five-digit numbers formed by 2, 5, 0, 6, and 8 is (repetition of digits is not allowed):
Option 1: 69552
Option 2: 65925
Option 3: 65952
Option 4: 63952
Correct Answer: 65952
Solution : The greatest 5-digit number formed by 0,2,5,6,8 is 86520 The smallest 5-digit number formed by 0,2,5,6,8 is 20568 (we cannot start with 0 because this makes it a 4-digit number). Required Difference = Greatest 5-digit number – Smallest 5-digit number Required Difference = 86520 –
Question : Directions: Study the following graph and answer the questions based on it. Production of fertilizers by a company (in 10000 tonnes over the years 1995-2002) In how many years was the production of fertilizers more than the average production of the given years?
Option 1: 1 year
Option 2: 2 years
Option 3: 3 years
Option 4: 4 years
Correct Answer: 4 years
Solution : As per the given bar graph in question, Total production of fertilizers from 1995-2002 = 25 + 40 + 60 + 45 + 65 + 50 + 75 + 80 = 440 tonnes (in 10000 tonnes) Total number of given years = 8 $\therefore$
Question : Directions: In this question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. T can be represented by 20, 65, etc, and R can be represented by 43, 57, etc. Similarly, you have to identify the set for the word MIND.
Option 1: 03, 58, 33, 56
Option 2: 14, 75, 12, 89
Option 3: 30, 86, 21, 78
Option 4: 34, 97, 44, 98
Correct Answer: 30, 86, 21, 78
Solution : Given: MIND
Number representations of each letter – M→03, 14, 30, 34, 88 I→58, 67, 86, 97 N→04, 12, 21, 44 D→56, 69, 78, 89
First option: 03, 58, 33, 56; N cannot be represented as 33. Second option: 14, 75, 12,
Question : Directions: In the following question, select the related number from the given alternatives. 1 : 8 :: ? : 64
Option 1: 36
Option 2: 27
Option 3: 30
Option 4: 25
Correct Answer: 27
Solution : Given: 1 : 8 :: ? : 64
The numbers in the given analogy are the perfect cubes of 1, 2, 3, and 4. Like, (1)3 = 1; (2)3 = 8 Similarly, (3)3 = 27; (4)3 = 64
27 is related
Question : Which among the following vitamins influences iron absorption?
Option 1: Vitamin B
Option 2: Vitamin D
Option 3: Vitamin C
Option 4: Vitamin K
Correct Answer: Vitamin C
Solution : The correct answer is Vitamin C.
Vitamin C is essential for iron absorption from diverse dietary sources. Ascorbic acid is the chemical name for vitamin C. Despite the present lower energy need, iron requirements remain constant. This requires more iron to be absorbed
Question : The gas produced in marshy places due to decomposition of vegetation is
Option 1: Carbon monoxide
Option 2: Carbon dioxide
Option 3: Sulphur dioxide
Option 4: Methane
Correct Answer: Methane
Solution : The correct option is Methane.
It is a greenhouse gas. Its chemical formula is CH4. It consists of one Carbon atom and four Hydrogen atoms. The gas was discovered by Alessandro Volta in the year 1776. It is called Marsh Gas because
Question : Identify the segment in the sentence which contains a grammatical error.
Whole country applauded the courage of our soldiers.
Option 1: applauded the
Option 2: our soldiers
Option 3: Whole country
Option 4: courage of
Correct Answer: Whole country
Solution : The correct choice is the third option.
The definite article the is missing before whole country. This makes the sentence grammatically accurate, as the definite article is used before a specific noun for emphasis.
Therefore, the correct sentence is: The whole country
Question : The Pradhan Mantri Garib Kalyan Anna Yojana has been approved for extension by the Union Cabinet till:
Option 1: January 2023
Option 2: October 2022
Option 3: September 2022
Option 4: November 2022
Correct Answer: September 2022
Solution : The correct answer is September 2022.
Pradhan Mantri Garib Kalyan Anna Yojana (PM-GKAY) is approved by the cabinet to be extended for an additional six months, from April to September of 2022. The government launched the PMGKAY in March 2020, following the imposition
Question : Directions: Select the odd group of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g.13 – operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
Option 1: (7 – 343 – 331)
Option 2: (6 – 216 – 206)
Option 3: (5 – 125 – 115)
Option 4: (4 – 64 – 54)
Correct Answer: (7 – 343 – 331)
Solution : Let's check each option –
First option: (7 – 343 – 331)→7³ = 343; 343 – 10 = 333 (333 ≠ 331) Second option: (6 – 216 – 206)→6³ = 216; 216 – 10 = 206 Third option: (5 – 125
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".
It was fortunate (1) / all of the inmates escaped (2) / from the blazing fire. (3) / No error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (2)
Solution : The error lies in the second part of the sentence.
The conjunction that should be used after the noun clause ("it was fortunate") to introduce the other clause in the sentence. Also, the use of the preposition "of" is not required and thus should be
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