Monday, January 10, 2011

Ratios, Unit Rates & Review

Rem: First name, last initial

l.)Write the ratio in simplest form, then write in two other ways.
28 to 10
63 to 3

2.)Find the Unit Rate (Rem: unit = 1)
24 muffins to $15

3.)Tell if the ratios are equivalent (simplify & use cross-products)

9:6 = 28:14

4.)Solve the following proportions (Rem: rewrite in fraction form, then solve for x)

5 to 6 = x to 30

24:16 = x:48

3 to 5 = x to 55

18:27 = x:9

5.) Find the greatest common factor(GCF) for:

12 and 36

72 and 63

6.) Find the least common multiple (LCM) for:

8 and 12

7 and 15
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13 comments:

  1. AnonymousJanuary 11, 2011 at 6:31 AM

    Sonia M.
    1.)14 to 5 14/5 14:5 , 21 to 1 21/1 21:1
    2.)1.6
    3.)no
    4.)X=25 X=72 X=33 X=6
    5.)6 , 9
    6.)4 , 1

    ReplyDelete
  2. AnonymousJanuary 11, 2011 at 6:32 AM

    Trinity Z.
    1.) 14 to 5, 14:5 , 14/5 ; 21 to 1 , 21:1 , 21/1
    2.) 1.6
    3.) no
    4.)x=25 x=72 x=33 x=6
    5.)6 , 9
    6.)4,1

    ReplyDelete
  3. AnonymousJanuary 11, 2011 at 6:37 AM

    Brandon Mohammed

    1)14 to 5, 21 to 1
    2)$1.09 per moffin
    3)The ratios are equal
    4)x=25, x=72, x=33, x=6
    5)12, 9
    6)2, 1

    ReplyDelete
  4. AnonymousJanuary 12, 2011 at 5:48 PM

    leticia m. 1-12-11

    1.28 to 10=14/5, 14:5and 14 to 5
    63 to 3=21/1 21 to1 or 21:1

    2.1.60/1

    3.no they are not eqivalent

    4.1)x=25
    2)x=192
    3)x=33
    4)x=6

    5.12 and 36 = 12 and
    72 and 63 =3

    6.8 and 12=24and
    7 and 15=105

    ReplyDelete
  5. AnonymousJanuary 14, 2011 at 6:08 AM

    Autumn.M
    1. 14 to 5; 14:5; 14/5 21 to 1; 21: 1; 21/1
    2.$1.60
    3.No there not equivalent
    4.X=25;X=72;X=33;X=6
    5. 12;9
    6.4;105

    ReplyDelete
  6. AnonymousJanuary 17, 2011 at 1:26 PM

    christian f


    1) 14 to 5 , 14:5 , 14/5 ; 21 to 1 , 21:1 21'1

    2)$ 1.09

    3)no

    4)X=25 , X=72 , X=33 , X=6

    5)12,9

    6)4,1

    L:)

    ReplyDelete
  7. AnonymousJanuary 17, 2011 at 3:56 PM

    Lane E.

    1.)14 to 5,14:5,14/5; 21 to 1,21;1,21/1
    2.)1.6
    3.)No they are not equivalent.
    4.)x=25,x=72,x=33,x=6
    5.)12;9
    6.)4;1

    ReplyDelete
  8. AnonymousJanuary 20, 2011 at 5:37 AM

    Test only

    ReplyDelete
  9. AnonymousFebruary 9, 2011 at 5:56 PM

    Justin J.

    l. 14/5; 14:5; 14 to 5
    21 to 1; 21:1; 21/1
    2. $0.63
    3. no, they aren't equivalent
    4.x=25
    x=72
    x=33
    x=6
    5.12
    9
    6.24
    105

    ReplyDelete
  10. AnonymousFebruary 11, 2011 at 3:03 PM

    1.14to5 14:5 14/5
    2.1.6
    3.NO
    4.
    x=25
    x=72
    x=33
    x=6
    5.12;9
    6.4;1


    Joshua Nicholas

    ReplyDelete
  11. AnonymousFebruary 24, 2011 at 5:27 PM

    caitlin holt
    1.14:5 ,14/5,14 to 5, 21:1 ,21 to 1,21/1
    2.$1.60
    3.no it was not equivalent
    4.
    x=25
    x=72
    x=33
    x=6
    5.12,9
    6.24,45

    ReplyDelete
  12. AnonymousFebruary 27, 2011 at 5:00 AM

    Corbin A
    1.14/5, 14 to 5, 2 4/5
    21/1, 21 to 1, 21

    2.1 9/15=1 3/5

    3.no

    4.x=25

    5.12
    9

    6.2
    1

    ReplyDelete
  13. AnonymousMarch 3, 2011 at 4:15 PM

    Michelle M. was here:)


    1) 14 to 5 , 14:5 , 14/5 ; 21 to 1 , 21:1 21'1

    2)$ 1.09

    3)no

    4)X=25 , X=72 , X=33 , X=6

    5)12,9

    6)4,1

    =]

    ReplyDelete

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