the label on marc’s yogurt said that one serving provided 10 grams of fiber, which is 50% of the recommended daily amount. what
1 answer:
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Answer:
Step-by-step explanation:
Solve for y in the first equation.
, replace y with
Solve for in the first equation.
<em>good luck, hope this helps :)</em>
Answer: 2 hours
Step-by-step explanation:
Given : Working alone at their respective constant rates, machine A and machine B can fill a certain order in 3 hours and 6 hours, respectively.
Let t be the time taken by both of them working together.
Then, according to the question, we have
Hence, it will take 2 hours by the two machines .