The ratio of 3:11 means that for every 3 dollars Isabella has Shane will have 11. Isabella has 33 to figure how much Shane has we divide Isabella's amount by 3 and then multiple it by 11, so the answer is 11 times 11 or 121.
Isabella has $33, which corresponds to the 3 parts of the ratio. Shane's money is calculated to be $121, leading to a total of $154 for both Isabella and Shane together.
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