Answer:
6
Step-by-step explanation:
because every 7 books Miss. Nelson gets 2 free books so when Miss. Nelson bought the 7 books she got the 6 and also took 21 divided by 7 and you get 3 then you times that with the 2 and that is how you get 6 books for free
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<h3>1.) Dependent Variable:</h3>
- A dependent variable is almost always the
variable. This also means it depends on another variable. The way you can tell it's dependent for this problem is that the per the rule: distance = time. This means that the distance changes based on the time.
depends on 
So your answer is Distance.
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Answer:
8/18=4/9
Step-by-step explanation:
since it there is 1/6 for red marbles and 5/18 for blue marbles it works because it is 8*9=72 for the denominator and 4*3=12 so it is 12/72=1/6 and for blue it is 5/18 because it is 5*4=20 and 20/72=10/36=5/18 so it is 1/6+5/18=8/18=4/9
79% = 0.79= 79/100
(not sure if this is what you meant?)