Fifty Raffle Tickets Are Numbered 1 Through 100, and One

question 152

Short Answer

Fifty raffle tickets are numbered 1 through 100, and one of them is drawn at random. What is the probability that the number is a multiple of 9 or 8? Consider the following "solution": Since 11 tickets bear numbers that are multiples of 9 and 12 tickets bear numbers that are multiples of 8, we conclude that the required probability is
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Is this solution right? Answer right or wrong.
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What is the correct answer?
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Definitions:

Mortgagee's Interest

The financial interest a lender has in the property serving as collateral for a loan until the mortgage is fully repaid.

Mortgagee's Claim

A claim made by the lender or mortgage holder for payment of the outstanding loan balance from the proceeds of a foreclosure sale.

Due On Sale Clause

A provision in a mortgage allowing the lender to demand full repayment if the property is sold.

Mortgage

A mortgage is a legal agreement by which a bank or other creditor lends money at interest in exchange for taking title of the borrower's property, with the condition that the conveyance of title becomes void upon the payment of the debt.