Question?
What is (0,0) called on a graph?
Origin
420 miles in 7 hours
60 miles pet hour, unit rate is 60
1:8 and 3:24
8
3:9; 6:18; 9:27
Yes
-10 x 5 =
-50
What are the characteristics of a proportional graph?
1. It has a straight line
2. The line goes through the origin
360 Customers in 30 days
12 customers per day; Unit rate: 12
3:6 and 4:8
2
3:12; 5:20; 2:8
Yes
-40 x -2
80
What are the characteristics of a non-proportional graph?
either it does not have a straight line, the line does not go through the origin or both.
40 meters in 16 seconds
Rate: 40/16, or 2.5 meters per second; Unit Rate: 2.5
3:5, 6:10, 9:15
5/3
3:15; 4:17; 5:19
No
-36/-12
3
If, in the ratio, the denominator is smaller than the numerator do we divide, multiply or reduce?
$7.96 for 5 pounds
Rate: 7.96/5, or approximately 1.59 dollars per pound; Unit rate: 1.592
What is another name for Multiplier?
Constant
6:4; 9:6; 12:8
Yes, 2/3
What is 1/8 in decimal format?
.125
If, in a ratio, the denominator is larger the numerator would you add, subtract, reduce, multiply, or divide?
what are 3 ratios that are equivalent to the one given: 18:4
9:2, 36:8, 27:6
what is the formula for proportion?
y=kx
0:2; 2:4; 2:1
No
what is .75 in reduced fraction format?
3/4