Mathematics: The school wishes to purchase 2500 pens and have discovered that 3 stores sell the same model pen.which store has the best buy ? store a sells 15 pens for $0.50, store b sells 50 pens for $ 1.70 and store c sells 30 pens for $0.90

The school wishes to purchase 2500 pens and have

Ответ:

natb7828

01.01.2022

$Store\ A: \frac{0.5}{15}=0.0333\ cents\ per\ pen \\ \\ Store\ B: \frac{1.7}{50}=0.034\ cents\ per\ pen \\ \\ Store\ C: \frac{0.9}{30} =0.03\ cents\ per\ pen \\ \\ Store\ C\ is\ the\ cheapest.$

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Ответ:

shardaeheyward4556

14.01.2020

Mathematics

77.6m (3 s.f.)

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Calculate the length CD. I need to understand how to do it, can someone help me please?

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The school wishes to purchase 2500 pens and have discovered that 3 stores sell the same model pen.which store has the best buy ? store a sells 15 pens for $0.50, store b sells 50 pens for $ 1.70 and store c sells 30 pens for $0.90

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