A ratio is
Ratios & Proportions

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
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10 questions
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1.
FLASHCARD QUESTION
Front
Back
a comparison between 2 quantities
2.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A statement of 2 ratios
3.
FLASHCARD QUESTION
Front
To solve for missing info in a proportion statement you must first
Back
Cross multiply
4.
FLASHCARD QUESTION
Front
In geometry, what tends to happen to most problems?
Back
They become algebra problems.
5.
FLASHCARD QUESTION
Front
Two out of every 3 students in Mr. Pearson’s ninth grade class recycle aluminum cans. If 48 students recycle aluminum cans, HOW MANY STUDENTS are in Mr. Pearson’s class?
Back
72
6.
FLASHCARD QUESTION
Front
Cindy’s job is to check computer printers for defects. Out of 420 printers she has to check, only 3 of the first 84 have been defective. Using this information, what is the best prediction of the TOTAL NUMBER OF DEFECTIVE PRINTERS? (Set up your ratio)
Back
15
7.
FLASHCARD QUESTION
Front
A recipe for 2.5 dozen whole-wheat muffins requires 600 g of flour. How many muffins can be made with 900 g of flour?
Back
3.75 dozen or 45 muffins
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