The cost of three notebooks and four pencils is $8.50 the cost of five notebooks and eight pencils is $14.50. determine the cost of one notebook and the cost of one pencil

Pencils: $1.70

Pencils and Notebooks: About $1.12

Step-by-step explanation:

Use division :3

A survey of 100 people found that 35 people exercise in the morning, 45 people exercise in the afternoon, and 20 people exercise at night. Tara claims that 35:55, 45:80, and 20:65 are possible ratios from this data. Jim claims that 35:100, 45:100, and 20:100 are possible ratios from this data. Who is correct? Explain. Good question here is my asnwer. Jim is correct because 35:100, 45:100, and 20:100 are part-to-whole comparisons. There are other possible part-to-part ratios from the data. I hope this has asnwerd your question.

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