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The price of mailing a small package is 0.32 $ for the first ounce and 0.21 $ for each additional ounce.Simone paid 1.16 $ to mail her package . How much did it weigh ?

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biscuits5
It weighs 5 ounces.
First subtract .32 from 1.16, which gives you .84. Then divide .84 by .21 and you get four. Add four to the initial ounce, and you get 5 ounces.
dab27
First add the 0.32 for the first ounce than 0.32+0.21=0.53. That is 2 ounces than add 0.21 until you get 1.16 which is 5 ounces

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