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26-07-2020
Mathematics

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A pencil cost N5.50 while a pen costs N15.00. How much will 10 pencils and 6 pens cost?

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Аноним Аноним

26-07-2020

Answer:

10 pencils cost N55

6 pens cost N90

Step-by-step explanation:

[tex]1 \: pencil \: = 5.50 \\ 10pencils \: = x \\ cross \: multiply \: \\ x = 55.0\\ [/tex]

[tex]1 \: pen = 15.00 \\ 6 \: pens \: = x \\ cross \: multiply \: \\ \: x = 90[/tex]

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