division

ratio

simplified

one (1)

12

186

2 3

__

2 3

1

47

3

47 hour

1 blue marble out of every 4 marbles.

7 inches to every 1 foot.

61.71 miles per hour.

$6.25

$4.77

$6.25

$4.77 $4.77

$6.25 $1.48

Macadamia Nuts: Unit Rate = $11.25 per poundCashews: Unit Rate = $10.35 per pound ($0.90 per pound cheaper)

proportional

constant

NOT constant

non-proportional

45 75 105 135

45 37.5 35 33.75

not the same

not proportional

non-proportional

1

Cups of Jelly Egg Whites

Cups of JellyTo Egg Whites

proportional

No, because the plumbing company charges more for the first hour, the rate is not the same and therefore is NOT PROPORTIONAL to the number of hours worked.

Yes. The amount of sugar is extra (information not needed). The number of cups of flour will always be 2.5 cups for every 2 eggs, regardless of quantity.

ratios equivalent

equal

3 x 15 10n

1010 10

4.5

4.5

12 people: 5 cups of sugar. If recipe changes to accommodate 18 people, a total of 7.5 cups of sugar will be needed.

(6) (10)

($17.94) ($29.90)

$17.94

$29.90

At $11.37 for 3 pounds of apples, the unit rate is $3.79 per pound. At this rate, it would cost $18.95 to purchase 5 pounds of apples.