Do Now/Homework 11/16-11/20

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PreAlgebra Calendar for the Week 11/16/15-11/20/15

Monday 11/16/15

1.

Which is the better buy:

7 shirts for $120.36 or 6 for

102.15?

2.

Order from least to greatest:

2

− , .7, √5, 2.5, 2

1

, 2.51

3 2

3. In the drawing below, 1 inch is equal to 55 feet. Find the actual area and perimeter.

6 in

10 in

8 in

HW #36 Page 68 #s 10-12, 22-24, 33,34

Tuesday 11/17/15

1.

Tell whether the following numbers are rational or irrational. Explain. a. √81 c.

7

8 b. . 25 d. π + 14

2.

Simplify:

(2

1

3

+ 5

1

4

) ∙ 3

1

5

HW #37 Page 68 #s 28-30 Page 70 #s 17 Page 76 #6

Wednesday 11/18/15

1. The amount of money you earn an the hours you work vary directly. You earn $42 for working

3 hours. a. What is the constant of proportionality? b. What is the direct variation equation? c. How much will you earn for workin 10 hours?

2.

Simplify:

HW #38 Finish Review Sheet and study for your exam!

Thursday 11/19/15

3. There are 48 students going to the dance. The ratio of boys to girls is

5:3. How many boys are going?

Test: Rational Numbers

Friday 11/20/15

1. Simplify: a. 5 – 3 2 + (16÷(-4)) – 9 b. |−2 − (−7)| − (−5)(4)

2.

Simplify: 3. A recipe calls for

2

3

cup of sugar or every 2 cups of flour. How many cups of sugar are needed if you are using 5 cups of flour?

4. Between what 2 whole numbers does the √52 lie?

HW #39 Page 84 #s 1 – 11, Page 73 #26

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