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Question : Study the pie chart and answer the options:- If the ratio of male and female students specializing in B is 4 : 3 and that of male and female students specializing in D is 8 : 7, then the number of female students in D is what percent less than the number of male students in B (correct to one decimal place)?
Option 1: 41.7
Option 2: 40.2
Option 3: 55.8
Option 4: 71.4
Correct Answer: 41.7
Solution : Total number of students in B = $2100 × \frac{75.6^\circ}{360^\circ}= 441$ The ratio of male and female students in B = 4 : 3 Number of male students in B = $441 × \frac{4}{7} = 252$ Number of female students in B = 441 –
Question : Directions: After interchanging the given two digits 4 and 6, what will be the value of the following equation? 5 + 3 × 4 – 6 ÷ 2 = ?
Option 1: 15
Option 2: 21
Option 3: 41
Option 4: 35
Correct Answer: 21
Solution : Given: 5 + 3 × 4 – 6 ÷ 2 = ?
On interchanging the digits, we get – = 5 + 3 × 6 – 4 ÷ 2 = 5 + 3 × 6 – 2 = 5 + 18 – 2 = 21
Question : Select the most appropriate ANTONYM of the given word.
Alleviate
Option 1: Soothe
Option 2: Ameliorate
Option 3: Aggravate
Option 4: Destroy
Correct Answer: Aggravate
Solution : The correct choice is the third option.
Alleviate means to make something easier to endure. Aggravate means to make something worse or more serious, making it an antonym for the word alleviate.
The meanings of the other options are as follows:
Question : The following bar graph shows the sale of geometry boxes for 6 days in a stationary shop. What is the average sale per day?
Option 1: 16
Option 2: 20
Option 3: 18
Option 4: 15
Correct Answer: 16
Solution : According to the question ⇒ Average sales per day = $\frac{18 + 15 + 26 + 8 + 16 +13}{6}$ = $\frac{96}{6}$ = 16 Hence, the correct answer is 16.
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".
The old, grey horse that was standing beside the barn had a sad look in its eyes when it saw the shotgun that the farmer was carrying.
(1) The old, grey horse that was standing
(2) shotgun that the farmer was carrying
(3) had a sad look in its eyes when
(4) No Error
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 provided is structurally and grammatically correct. Each part of the sentence functions as it should, and there are no errors in terms of sentence structure, grammar, or punctuation.
Therefore, the given sentence contains no errors
Question : The line chart given below shows the production of rice by two companies A and B in 5 years. J1 = The average production of rice by A in years L, M, and N. J2 = The production of rice by B in years N, P, and Q. What is the value of $\frac{J2}{J1}$?
Option 1: 1.23
Option 2: 3.31
Option 3: 6.53
Option 4: 7.15
Correct Answer: 3.31
Solution : J1 = The average production of rice by A in years L, M, and N = $\frac{(100 + 80 + 60)}{3}$ = 80 J2 = The production of rice by B in years N, P, and Q = (100 + 90 + 75) = 265
Question : Directions: Two statements are given followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Some windows are houses. Some windows are roofs. Conclusions: I. Some roofs are houses. II. Some roofs are windows.
Option 1: Neither conclusion I nor II follows
Option 2: Only conclusion I follows
Option 3: Both conclusions I and II follow
Option 4: Only conclusion II follows
Correct Answer: Only conclusion II follows
Solution : The possible Venn diagram according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): Some roofs are houses – From the Venn diagram, it is evident that there is no direct relation between roofs and houses.
Question : Which of the following primarily causes lead pollution?
Option 1: CFL lamp
Option 2: Automobile battery
Option 3: Polymer
Option 4: Diesel engine
Correct Answer: Automobile battery
Solution : The correct answer is Automobile battery.
Automobile batteries are lead-acid, and they contribute to maximum lead pollution. Higher levels of lead can damage the kidneys and the nervous system. The high amounts of lead components put into the lead acid batteries are
Question : Select the correct indirect form of the given sentence.
Ramu said, "Lots of people in my village helped the migrant workers by giving them food."
Option 1: Ramu said that lots of people in my village helped the migrant workers by giving them food.
Option 2: Ramu said that lots of people in his village helped the migrant workers by giving them food.
Option 3: Ramu said that lots of people in my village are helping the migrant workers by giving them food.
Option 4: Ramu said that lots of people in his village had helped the migrant workers by giving them food.
Correct Answer: Ramu said that lots of people in his village had helped the migrant workers by giving them food.
Solution : The fourth option is the correct answer.
Indirect speech, also known as reported speech or indirect discourse, is a way of reporting what someone else has said without
Question : Which among the following statements about secondary memory is incorrect?
Option 1: It is known as a backup memory.
Option 2: It is used for storing data.
Option 3: It is a volatile memory.
Option 4: These are magnetic and optical memories.
Correct Answer: It is a volatile memory.
Solution : The correct option is It is a volatile memory.
All the options given about the secondary memory are correct, except that it is a volatile memory. It can retain its data even when the power is off.
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