Unit 3 review

Converting Fractions Into Decimals

100

Convert 50/100 to a decimal?

0.5

200

Convert 73/100 to a decimal?

0.73

300

Convert 21/50 to a decimal?

0.42

400

Convert 14/50 into a decimal?

0.28

500

Convert 53.7/100 into a decimal?

0.537

Find the % of the number

100

What is 50% of 100?

50

200

What is 5% of 20?

1

300

What is 20% of 30?

6

400

What is 48% of 74?

35.52

500

What is 98% of 237?

232.26

Rewrite equation in slope-intercept form

100

6x+4y=12

y= -3/2x +3

200

12x+16y=-5

y= -3x/3 -5/16

300

19x-18y=6

y=19/18x -1/3

400

10x+4y= -11

y= -5x/2-11/4

500

16x+19y=-3

y= -16x/19 - 3/19

Proportions

100

What is the constant of this equation?

Y= 23.7x

23.7

200

What is the value of (?) 

y+x

0  ?

1  ?

2  ?

3  ?

0,1,2,3

300

What makes a graph proportional?

Straight line and the line that goes through the origin

400

What is the constant proportionality for this table?

Rows/Roses

1   7

2  14

3  21

4  28

7 roses per row

500

y=5x

0  ?

1  ?

2  ?

0,5,10