7 divided into 2 what's the answer
2 answers:
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The bike store marks up the wholesale cost of all of the bikes they sell by 30%. Andre wants to buy a bike that has a price tag of $125. What was the wholesale cost of this bike?
Answer:
$96.15
Step-by-step explanation:
Let x be the wholesale cost of the bike.
Given:
Price tag of a bike = $125.
The bike store marks up the wholesale cost of all of the bikes they sell by 30%.
So we can find the wholesale cost of the bike by the following way.
Therefore, the wholesale cost of the bike is $96.15.
Answer:
There should be 10 l of 25% orange juice and 5 l of 10% orange juice.
Step-by-step explanation:
Let the amount of the 25% orange juice be "x", while the amount of the 10% one be "y". The sum of these must be equal to 15 l, therefore:
The sum of the concentration of juice on each can must be equal to the final product, therefore:
We can now solve the system of equations as shown below:
There should be 10 l of 25% orange juice and 5 l of 10% orange juice.