Mixture Problems

Flashcard
•
Mathematics
•
8th - 11th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a mixture problem in mathematics?
Back
A mixture problem involves finding the quantities of different substances that can be combined to achieve a desired concentration or value.
2.
FLASHCARD QUESTION
Front
How do you calculate the total cost of a mixture?
Back
Total cost = (quantity of substance 1 * cost per kg of substance 1) + (quantity of substance 2 * cost per kg of substance 2).
3.
FLASHCARD QUESTION
Front
What is the formula to find the concentration of a solution?
Back
Concentration (%) = (mass of solute / total mass of solution) * 100.
Tags
CCSS.8.EE.C.7B
4.
FLASHCARD QUESTION
Front
If Mr. James mixes coffee worth $400/kg with coffee worth $700/kg, how do you determine the amount of each type to achieve a target price?
Back
Set up an equation based on the total value of the mixture and solve for the unknown quantity.
Tags
CCSS.7.EE.B.4A
5.
FLASHCARD QUESTION
Front
What is the significance of the weighted average in mixture problems?
Back
The weighted average helps determine the average cost or concentration of a mixture based on the proportions of each component.
6.
FLASHCARD QUESTION
Front
How do you find the final concentration of a mixture of two solutions?
Back
Use the formula: Final concentration = (C1*V1 + C2*V2) / (V1 + V2), where C is concentration and V is volume.
Tags
CCSS.8.EE.C.7B
7.
FLASHCARD QUESTION
Front
What is the concentration of a solution that is 50% milk and 50% water?
Back
The concentration of milk is 50%.
Tags
CCSS.HSF-LE.A.1B
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