katielynfoot

26.01.2022 • 

Mathematics

Leah sells rare gemstone necklaces at the county fair. She used a frequency chart to record the types of necklaces she sold during the fair. Gemstone necklaces sold Gemstone Frequency sapphire ? amber 17 ruby 18 amethyst 24 topaz 12 Leah sold 1 3 as many sapphire necklaces as ruby necklaces. How many sapphire necklaces did she sell?

Ответ:

naomicervero

04.02.2023

Mathematics

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See below.

Step-by-step explanation:

A. k = 50 * 3.6 = 180.

B. The equation is y = 180/x.

C. When x = 75, y = 180/75

= 2.4.

D.  Checking C:  2.4 = 180/75 = 2.4. Correct

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