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A crate weighs 6 kg when empty. A lemon weighs about 0.2 kg. For economical shipping the crate with lemons must weigh at least 45kg. How many lemons should be put in the crate?
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Mar 17, 2017
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A crate weighs 6 kg when empty. A lemon weighs about 0.2 kg. For economical shipping the crate with lemons must weigh at least 45kg. How many lemons should be put in the crate?
Mathematics
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Orsolya
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Let x be the number of lemons
6 + 0.2x > or = 45
subtract 6 from both sides
0.2x > or = 39
Divide both sides by 0.2
(÷0.2 ÷0.2)
x > or = 195
Therefore the minimum number of lemons must be 195
Prakhar Agrawal
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Mar 24, 2017
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