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8.) If Christine were five years older, she would be twice as old as Donna is. If Donna were five years older, she would be three times as old as Christine is. How old is each on?
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Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?
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16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191
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Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?
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8.) If Christine were five years older, she would be twice as old as Donna is. If Donna were five ye...
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