1cm = 18 feet 1 cm = 3 feet above are two different models of the same rectangle. if the length of the model on the top is 5 cm, what is the length of the model on the bottom? a. 20 cm b. 11 cm c. 14 cm d. 30 cm

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

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One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?