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There are 240 students in an engineering college. Each student opted for exactly one of three specialisations among Computer Science, Mechanical and Electronics. The total number of students who opted for Computer Science and Electronics is equal to the number of students who opted for Mechanical. 42-5% students who opted for Mechanical are girls. The number of girls who opted for Computer Science is one-third the number of boys who opted for Mechanical. The difference between the number of boys who opted for Electronics and the number of girls who opted for Computer Science is equal to the difference between the number of boys who opted for Computer Science and the number of girls who opted for Electronics. The number of girls who opted for Electronics is 28.
Question: 1
By what percent is the number of boys who opted for mechanical is more than the total number of students who opted for electronics ?
By what percent is the number of boys who opted for mechanical is more than the total number of students who opted for electronics ?
Updated On: Jul 30, 2024
- 15%
- 12%
- 13.5%
- 17.5%
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The Correct Option is A
Solution and Explanation
The correct option is (A): 15%
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Question: 2
The number of girls who opted Mechanical is how much percent of number of students who opted Electronics?
The number of girls who opted Mechanical is how much percent of number of students who opted Electronics?
Updated On: Jul 30, 2024
- 0.75
- 0.8
- 0.85
- 0.9
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The Correct Option is C
Solution and Explanation
The correct option is (C): 0.85
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Question: 3
By what percent is the number of boys who opted for Mechanical is more than the total number of students who opted for Electronics?
By what percent is the number of boys who opted for Mechanical is more than the total number of students who opted for Electronics?
Updated On: Jul 30, 2024
- 15%
- 12%
- 16.5%
- 14.5%
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The Correct Option is A
Solution and Explanation
The correct option is (A): 15%
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