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The number of students in a class is increased by 20% and the number now becomes 66. Initially the number was
- a)45
- b)50
- c)55
- d)60
Correct answer is option 'C'. Can you explain this answer?
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Verified Answer
The number of students in a class is increased by 20% and the number n...
Let the initial number of students be ‘n’.
Given, number of students in a class is increased by 20% and the number now becomes 66
n + 20% of n = 66
⇒ 1.2n = 66
⇒ n = 55
Given, number of students in a class is increased by 20% and the number now becomes 66
n + 20% of n = 66
⇒ 1.2n = 66
⇒ n = 55
Most Upvoted Answer
The number of students in a class is increased by 20% and the number n...
Problem: The number of students in a class is increased by 20% and the number now becomes 66. Initially the number was
Solution:
Let the initial number of students be x.
According to the question, after increasing the number of students by 20%, we get:
New number of students = 1.2x
It is given that the new number of students is 66. Therefore, we can write:
1.2x = 66
Solving for x, we get:
x = 66/1.2
x = 55
Therefore, the initial number of students was 55.
Hence, option C (55) is the correct answer.
Solution:
Let the initial number of students be x.
According to the question, after increasing the number of students by 20%, we get:
New number of students = 1.2x
It is given that the new number of students is 66. Therefore, we can write:
1.2x = 66
Solving for x, we get:
x = 66/1.2
x = 55
Therefore, the initial number of students was 55.
Hence, option C (55) is the correct answer.
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The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer?
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The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer? for SSC 2024 is part of SSC preparation. The Question and answers have been prepared according to the SSC exam syllabus. Information about The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for SSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer?.
The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer? for SSC 2024 is part of SSC preparation. The Question and answers have been prepared according to the SSC exam syllabus. Information about The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for SSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The number of students in a class is increased by 20% and the number now becomes 66. Initially the number wasa)45b)50c)55d)60Correct answer is option 'C'. Can you explain this answer?.
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