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Vigorous exercise should provide a significant challenge to your cardiorespiratory system.
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Please select the best answer from the choices provided.
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Answer 1

¹²⁰/¹⁵⁰

Step-by-step explanation:

LCM OF 5 and 3 is -15

convert ⅔ into ¹⁰/¹⁵

convert ⅘ into ¹²/¹⁵

then subtract ¹⁰/¹⁵ from ¹²/¹⁵

now multiply ¹²/¹⁵ by 10

the answer is ¹²⁰/¹⁵⁰