RATIOS AND RATES

UNDERSTAND RATIOS 7-1

100

WHAT IS THE RATIO OF BROWN TO BLUE  M&Ms? 

4:6

200

WRITE THE RATIO OF  YELLOW  TO BROWN AND GREEN M&Ms THREE DIFFERENT WAYS.

8/10,  8:10, 8 TO 10

300

WHAT IS THE RATIO OF ORANGE AND RED M&Ms TO THE TOTAL NUMBER OF M&Ms?

5/29

400

DESCRIBE WHAT THE RATIO OF ORANGE M&Ms to BLUE M&Ms MEAN.

FOR EVERY 2 ORANGE M&Ms, THERE ARE 6 BLUE M&Ms.

500

WHAT IS THE RATIO OF RED TO NOT RED M&Ms?

3/26

MOVIES BETTER BUY(7-2)

100

WHICH IS THE BETTER BUY?

MOVIE TICKET

EMARALD THEATRE   $49.95 FOR 5 TICKETS

BELLEVUE  CINEMA    $40.96 FOR 4 TICKETS

EMERALD THEATRE UNIT PRICE =$9.99 (BETTER)

CINEMA $40.96 UNIT PRICE  $10.24

200

POPCORN

EMERALD THEATRE (MED) $7.10 FOR 10 CUPS

BELLEVUE CINEMA  (LARGE)  $9.05 FOR 16 CUPS

EMERALD UNIT PRICE $.71

CINEMA   UNIT PRICE $.56 (BETTER BUY)

300

DRINK   (WHICH IS THE BETTER BUY.)

EMERALD THEATRE  LARGE  $6.99 FOR 32 OZ

BELLEVUE CINEMA   REGULAR    $5.99   FOR 20 OZ

EMERALS UNIT RATE $.21  (BETTER)

CINEMA  UNIT RATE   $.29

400

CANDY

EMERALD THEATRE $19.95 FOR 5 BOXES

BELLEVUE  CINEMA   $25.74 FOR 6 BOXES                    

EMERALS UNIT PRICE $3.99  (BETTER)

CINEMA $4.29 

500

PIZZA

EMERALD $30.35 FOR 4 SLICES

BELLEVUE CINEMA $37.45 FOR 5 SLICES

EMERALD UNIT PRICE $7.58

CINEMA UNIT PRICE $7.49 (BETTER)

EQUIVALENT RATIOS 7-3

100

A ROLLER COASTER CAN ACCOMMODATE 18 RIDERS IN 8 MINUTES.  WHAT IS THE MISSING VALUE IN THE TABLE?

(NUMBER OF RIDERS)          18      36      ?      72

(NUMBER OF MINUTES)         8       16     24     32

THE MISSING NUMBER IS ( 4,   42, 54,  18)

      THE ANSWER IS 54

18 X 1 =18        8 X 1=8

18 X 2=36         8 X 2 =16     

18 X 3=54         8 X  3 =24

18 X 4 =72         8 X 4 =32                                           

200

WHICH RATIO IS EQUIVALENT TO   12/21 ?

A.  4/8      B.  24/44     C.  36/63    D.  12/21

C. 36/63

300

RILEY IS MAKING FRENCH TOAST.  HOW MANY FLUID OUNCES OF MILK SHOUL RILEY USE WITH 10 EGGS?

5

2      4      6    8    10

RILEY SHOULD USE 25 EGGS

5 X 5 = 25

2 X 5 = 10

MULTIPLY THE NUMERATOR AND THE DENOMINATOR BY THE SAME NUMBER.

400

THERE ARE 16 PINTS IN 2 GALLONS.  COMPLETE THE TABLE TO WRITE THREE EQUIVALENT RATIOS OF PINTS TO GALLONS.

8/1         24/3      32/4

DIVIDE THE NUMBERATOR BY THE DENOMINATOR AND YOU WILL GET 8.

500

5.  COMPLETE THE CHART

  $7        $14      $21       $28

   $3           $6         $9       $12

    $4          $8         $12      $16

GRAPH RATIOS

100

• FOR EVERY 4 ADULTS AT THE BEACH ONE AFTERNOON, THERE WERE THREE CHILDREN.   GRAPH HOW MANY ADULTS AND CHILDREN WERE AT THE BEACH USING THE TABLE BELOW.

TOP SECRET

200

• DOROTHY CAN BUY 3 BALLOONS FOR $2.  COMPLETE THE TABLE AND GRAPH THE FOLLOWING RATIOS.

TOP SECRET

300

COMPLETE THE CELERY ROW

COMPLETE THE APPLE ROW

CELERY 10, 20

APPLES   4,6, 10

ADD 5 TO EACH CELERY ROW

ADD 2 TO EACH APPLE ROW

400

The horizontal axis is usually called the

A. y-axis

B. x-axis.

B. X-AXIS

500

 The ______ axis is usually called the y-axis.

A.  VERTICAL

B. HORIZONTAL

A. VERTICAL

VOCABULARY

100

THE PRICE OF A SINGLE ITEM IS CALLED A 

A. RATIO               C. UNIT PRICE

B. RATE                 D. SINGLE TERM

C. UNIT PRICE

200

A RELATIONSHIP IN WHICH THERE ARE Y UNITES OF A QUANITY AND X UNITS OF A QUANTITY IS A 

RATIO

300

A RATIO THAT COMPARES QUATITIES WITH UNLIKE UNITS OF MEASURE IS A 

A. UNIT         C. COMMON FACTOR

B. TERM         D. RATE

D RATE

400

WHEN FINDING AN EQUIVALENT RATIO, YOU MUST MULTIPLY OR DIVIDE THE ______________ AND THE __________________BY THE SAME NUMBER.

NUMERATOR AND DENOMINATOR

500

A NUMBER THAT CAN BE USED TO DESCRIBE A PART OF A SET OR A PART OF A WHOLE IS CALLED A FRACTION.

TRUE OR FALSE

TRUE

2 CATS OUT OF A TOTAL OF 8 ANIMALS, CAN BE WRITTEN AS A FRACTION.

2/8