1. Assignment:
1­­>Test #7 Review Handout ­ Due Tomorrow (1/11)
2­­>Test #7 ­ Tuesday (1/17)
3­­>Test signed??
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2. Lesson 45 Warm­Up:
1) Write 5/6 as a decimal.
2) Write 5/6 as a percent.
3) Combine like terms:
x2 + 4x + 4 + 2x2 ­ 3x ­ 4
4) Find mgh, when m = 3, g = 9.8 and h = 10
5) Simplify: (2.5)2 ­ (3/2)2
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3. Lesson 45
­­FYI...Some ratio problems require us to consider the total
to solve problems. For these type of problems, we add
a 3rd row to our ratio box!
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4. Examples ­ Lesson 45:
Solve.
A) The coin jar was filled with pennies and nickels in the
ratio of 7 to 2. If there were 28 nickels in the jar, how
many coins were there?
B) The ratio of the cat's weight to the rabbit's weight was
7 to 4. Together they weighed 22 pounds. How much
does the rabbit weigh?
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5. C) The ratio of buses to cars was 2 to 11. If 650 vehicles were
there altogether, how many were cars? How many were
buses?
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