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The MCQs below are drawn from the General Knowledge subject category.
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121
Choose the sentence that is grammatically correct from the options provided.
A. The company values innovation, teamwork, and to take risks.
B. The company values innovation, teamwork, and taking risks.
C. The company values innovation, teamwork, and risk-taking
D. The company values innovation, teamwork, and risks
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Correct Option
Explanation
Option B maintains grammatical parallelism across the series of object complements ('innovation, teamwork, and taking risks').
122
Choose the sentence that is grammatically correct from the options provided.
A. Walking down the street, the trees seemed to sway in the wind.
B. Walking down the street, I noticed the trees swaying in the wind.
C. Walking down the street, the wind caused the trees to sway.
D. Walking down the street, the swaying trees were noticed.
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Correct Option
Explanation
Option B avoids a dangling participial modifier by placing the subject 'I' immediately after 'Walking down the street'.
123
Choose the sentence that is grammatically correct from the options provided.
A. The new policy has been implemented, nor has it been communicated to the staff.
B. The new policy has been implemented, but it has not been communicated to the staff.
C. The new policy has been implemented, yet it has not been communicated to the staff.
D. The new policy has been implemented, so it has not been communicated to the staff.
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Correct Option
Explanation
Option B uses the proper coordinating adversative conjunction 'but' to link two contrasting independent clauses.
124
Ali was 40 years old when his son Asim was born. How old was Ali when he was 5 times as old as Asim?
A. 40
B. 45
C. 50
D. 60
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Correct Option
Explanation
Let Asim's age be x. Ali's age = 40 + x. 40 + x = 5x => 4x = 40 => x = 10. Ali was 40 + 10 = 50 years old.
125
The product of two consecutive positive integers is 12 more than 12 times the sum of those two integers. What is the smaller of the two integers?
A. 1
B. 23
C. 24
D. 25
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Correct Option
Explanation
n(n + 1) = 12 + 12(n + n + 1) => n^2 + n = 12 + 24n + 12 => n^2 - 23n - 24 = 0 => (n - 24)(n + 1) = 0 => n = 24.
126
A mixture contains alcohol and water in the ratio of 12 : 5. On adding 14 litres of water, the ratio of alcohol to water becomes 4 : 3. The quantity of alcohol in the mixture is:
A. 18 litres
B. 24 litres
C. 26 litres
D. None of these
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Correct Option
Explanation
Let alcohol = 12k and water = 5k. 12k / (5k + 14) = 4 / 3 => 36k = 20k + 56 => 16k = 56 => k = 3.5. Quantity of alcohol = 12 * 3.5 = 24 litres.
127
When x is added to each term of 7 : 13 the ratio becomes 2 : 3. The value of x is:
A. 7
B. 11
C. 5
D. None of these
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Correct Option
Explanation
(7 + x) / (13 + x) = 2 / 3 => 3(7 + x) = 2(13 + x) => 21 + 3x = 26 + 2x => x = 5.
128
The ratio of boys and girls in a school is 9 : 5. If the total number of students in the school is 1050, then the number of boys is:
A. 785
B. 890
C. 675
D. None of these
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Correct Option
Explanation
Number of boys = (9 / (9 + 5)) * 1050 = (9 / 14) * 1050 = 9 * 75 = 675.
129
Let (x^1/2) * (x^-1/2), then find the correct answer:
B. 1
C. -1/4
D. None of these
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Correct Option
Explanation
Using exponent laws: x^(1/2 - 1/2) = x^0 = 1.
130
If sum of all 10 values in the data set is 10, then what will be average?
A. 1
B. 5
C. 10
D. None of these
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Correct Option
Explanation
Average = Sum / Number of items = 10 / 10 = 1.
