Weekly Savings
Probability
Level
1
Rory and Thomas are having a competition throughout the semester. Whoever saves the most money wins. Rory makes 15 dollars a week and Thomas makes 16.50 a week . How many will weeks until Thomas overtakes Rory? - Rory starts with 21 dollars -Thomas starts with 16 dollars
The answer is 4.
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1 solution
Rory: 15$ x 4 + 21$ = 81$ Thomas: 16.50$ x 4 + 16$ = 82.50$