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A person writes a letter to four of his friends. He asks each one of them to copy the letter and mail to four different persons with the instruction that they move the chain similarly. Assuming that the chain is not broken and that it costs 50 paise to mail one letter. Find the amount spent on the postage when 8th set of the letter is mailed.
  • a)
    40611
  • b)
    42612
  • c)
    43690
  • d)
    45656
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
A person writes a letter to four of his friends. He asks each one of t...
The numbers of letters mailed forms a G.P.: 4, 42 ,...48
First-term = 4 Common ratio = 4 Number of terms = 8
It is known that the sum of n terms of a G.P. is given by, 

It is given that the cost to mail one letter is 50 paisa.
∴ Cost of mailing 87380 letters 
Thus, the amount spent when 8thset of letter is mailed is Rs 43690.
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A person writes a letter to four of his friends. He asks each one of them to copy the letter and mail to four different persons with the instruction that they move the chain similarly.Assuming that the chain is not broken and that it costs 50 paise to mail one letter. Find the amount spent on the postage when8th set of the letter is mailed.a)40611b)42612c)43690d)45656Correct answer is option 'C'. Can you explain this answer?
Question Description
A person writes a letter to four of his friends. He asks each one of them to copy the letter and mail to four different persons with the instruction that they move the chain similarly.Assuming that the chain is not broken and that it costs 50 paise to mail one letter. Find the amount spent on the postage when8th set of the letter is mailed.a)40611b)42612c)43690d)45656Correct 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 A person writes a letter to four of his friends. He asks each one of them to copy the letter and mail to four different persons with the instruction that they move the chain similarly.Assuming that the chain is not broken and that it costs 50 paise to mail one letter. Find the amount spent on the postage when8th set of the letter is mailed.a)40611b)42612c)43690d)45656Correct 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 A person writes a letter to four of his friends. He asks each one of them to copy the letter and mail to four different persons with the instruction that they move the chain similarly.Assuming that the chain is not broken and that it costs 50 paise to mail one letter. Find the amount spent on the postage when8th set of the letter is mailed.a)40611b)42612c)43690d)45656Correct answer is option 'C'. Can you explain this answer?.
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