A person writes aletter to four of his friends. He asks each one of them to copy theletter and mail to four different persons with instruction that theymove the chain similarly. Assuming that the chain is not broken andthat it costs 50 paise to mail one letter. Find the amount spent onthe postage when 8th set of letter is mailed.

A person writes aletter to four of his friends. He asks each one of th

1.	A person writes aletter to four of his friends. He asks each one of them to copy theletter and mail to four different persons with instruction that theymove the chain similarly. Assuming that the chain is not broken andthat it costs 50 paise to mail one letter. Find the amount spent onthe postage when 8th set of letter is mailed.
Answer» 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 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 8^th set of letter is mailed.