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Mathematics, 18.12.2019 12:31 RainbowPieWasHere
Amy works 6 hours each day making one bracelet each hour. she sells the bracelets for $21 each. yesterday she only worked of a day. how much can amy earn from the bracelets she made yesterday?
which answer gives the correct solution and explains how to check if the answer is reasonable?
a.
solution: $84
explanation: if amy worked the whole day, then she would have made about 6 × $20 or about $120. since amy only worked of 6 hr, or 4 hours, she would make about $80 (4 × $20).
b.
solution: $36
explanation: since amy only worked of the day, she made about 2 × $20 or about $40.
c.
solution: $252
explanation: since amy only worked of the day, she earned about 2 × $20 or about $40. since there are 6 hours in the work day, then amy made about 6 × $40 or about $240.
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