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​Given an A.P. whose terms are all positive integers. The sum of its first nine terms is greater than 200 and less than 220. If the second term in it is 12, then its 4th term is:
  • a)
    20
  • b)
    16
  • c)
    8
  • d)
    24
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Given an A.P. whose terms are all positive integers. The sum of its fi...
Use expression for the nth term of an AP.

According to the given condition its 9th term

But d has to be a integer.
Therefore,
d =4 Then,
a + 4 = 12
a = 8
The 4th term of the AP is
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Given an A.P. whose terms are all positive integers. The sum of its first nine terms is greater than 200 and less than 220. If the second term in it is 12, then its 4th term is:a)20b)16c)8d)24Correct answer is option 'C'. Can you explain this answer?
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Given an A.P. whose terms are all positive integers. The sum of its first nine terms is greater than 200 and less than 220. If the second term in it is 12, then its 4th term is:a)20b)16c)8d)24Correct answer is option 'C'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Given an A.P. whose terms are all positive integers. The sum of its first nine terms is greater than 200 and less than 220. If the second term in it is 12, then its 4th term is:a)20b)16c)8d)24Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Given an A.P. whose terms are all positive integers. The sum of its first nine terms is greater than 200 and less than 220. If the second term in it is 12, then its 4th term is:a)20b)16c)8d)24Correct answer is option 'C'. Can you explain this answer?.
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