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Posted by on Tuesday, October 30, 2012 at 8:36pm.

1.
Write the following ratio in simplest form: 32 min:36 min

8:9
8:36
32:9
128:144

2.
Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left?

43:8
8:51
43:51
59:51

3.
The price of 8.4 ounces of crackers is $2.42. What is the unit price? Round your answer to the nearest cent.

$0.15 per ounce
$3.47 per ounce
$28.81 per ounce
$0.29 per ounce

4.
Jonah needs to purchase 30 juice packs for his class. While shopping, Jonah discovers the following prices for comparable juice packs. Which offers the best unit price?

15 packs for $3.95
5 packs for $2.20
20 packs for $6.20
10 packs for $3.20

5.
Solve the proportion. Where necessary, round to the nearest hundredth.

8/2 = x+3/4


13
1
7
16

6.
A dozen apples cost $2.55. At this rate, how much would 8 apples cost?

$20.40
$3.83
$0.21
$1.70

7.
Use cross products to determine which of the following pairs of ratios cannot form a proportion. (1 point)

1/3, 3/9
2/3, 4/9
2/3, 4/6
1/3, 2/6

8.
Solve the following proportion.

2/15 = 13/x


390
1.73
2.31
97.5

My answers:
1. 8:9
2. ?????
3. 0.29 per ounce
4. ????
5. 13
6. $1.70
7. 2/3, 4/9
8. 97.5

I desperately need help with 2 nd 4, can you explain how to do them please? And also, can you check the rest of my problems? Thanks!

  • 7th grade math Ms. Sue please! - , Tuesday, October 30, 2012 at 10:29pm

    2.
    Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left?

    43:51

    4.
    Jonah needs to purchase 30 juice packs for his class. While shopping, Jonah discovers the following prices for comparable juice packs. Which offers the best unit price?

    15 packs for $3.95 >> Multiply each by 2
    5 packs for $2.20 >> Multiply each by 6
    20 packs for $6.20 >> Multiply each by 1.5
    10 packs for $3.20 >> Multiply each by 3

  • 7th grade math Ms. Sue please! - , Sunday, November 4, 2012 at 9:31pm

    So was he right?

  • 7th grade math Ms. Sue please! - , Tuesday, November 13, 2012 at 5:51pm

    Or she

  • math - , Saturday, October 26, 2013 at 12:28am

    oh my gosh i have the same questions are the answers right?! please be right i want to get a good score i got 2 out 5 in a test and my mom is going to be mad and the test has like 10 questions i need help.... this is number:
    r
    5.8/2=x+3/4

    10. the scale factor two similar rectangles is 3. if the area of the smaller rectangle is 8 m^2, what is the area of the larger rectangle.
    A.24m^2
    B.192m^2
    C.72m^2
    D.108m^2

  • 7th grade math Ms. Sue please! - , Saturday, October 26, 2013 at 12:29am

    what is #4?

  • math - , Saturday, October 26, 2013 at 1:30am

    nevermind got #4 just need help on #5 and #10

  • 7th grade math Ms. Sue please! - , Saturday, October 26, 2013 at 1:30am

    HELP!!!

  • math - , Saturday, October 26, 2013 at 1:42am

    now i need 9 ugh math is so hard!!!!

  • 7th grade math Ms. Sue please! - , Thursday, December 5, 2013 at 10:42am

    I need help with this too! Math is hard for me right now...

  • 7th grade math Ms. Sue please! - , Monday, October 19, 2015 at 4:32pm

    I am a pandacorn.

  • 7th grade math Ms. Sue please! - , Wednesday, October 21, 2015 at 12:31pm

    These are all of the answers i took the test
    1.A
    2.C
    3.D
    4.A
    5.A
    6.D
    7.B
    8.D
    9.D
    10.C

  • 7th grade math Ms. Sue please! - , Monday, October 26, 2015 at 11:04am

    OMG BOOP, YOU WERE RIGHT!

  • 7th grade math Ms. Sue please! - , Wednesday, October 28, 2015 at 9:59am

    Actually BOOP was right! :) Great job

  • 7th grade math Ms. Sue please! - , Wednesday, October 28, 2015 at 10:01am

    Maybe *none of your concern* has different questions on his test, but I'm sorry you got a bad grade! :(

  • 7th grade math Ms. Sue please! - , Wednesday, October 28, 2015 at 10:49am

    Yah BOOP was right I just did it no lie. Thx BOOP.;)

  • 7th grade math Ms. Sue please! - , Wednesday, October 28, 2015 at 9:30pm

    BOOP was right!!! Thanks!!!!

  • 7th grade math Ms. Sue please! - , Thursday, October 29, 2015 at 5:02pm

    BOOP IS SUPER WRONG I GOT A 2/10

  • 7th grade math Ms. Sue please! - , Thursday, October 29, 2015 at 5:03pm

    The answers is
    1.A
    2.A
    3.c
    4.a
    5.d
    6.b
    7.a
    8.b
    9.a
    10.a

  • 7th grade math Ms. Sue please! - , Monday, November 2, 2015 at 12:21am

    are you sure

  • 7th grade math Ms. Sue please! - , Tuesday, November 3, 2015 at 9:13am

    These are all of the answers i took the test
    1.A
    2.C
    3.D
    4.A
    5.A
    6.D
    7.B
    8.D
    9.D
    10.C

  • 7th grade math Ms. Sue please! - , Tuesday, November 3, 2015 at 1:03pm

    I used shawn answers and got 2 of 10 boop is right

  • 7th grade math Ms. Sue please! - , Wednesday, November 4, 2015 at 4:33pm

    I like turtles was right.... Thx for the "Right answers above" people.

  • 7th grade math Ms. Sue please! - , Thursday, November 12, 2015 at 5:05pm

    1.A
    2.C
    3.D
    4.A
    5.A
    6.D
    7.B
    8.D
    9.D
    10.C

    poeple i got 100%% trust me!!!!!

  • 7th grade math Ms. Sue please! - , Tuesday, November 17, 2015 at 3:24pm

    BOOP is 100% correct guys!!! don't listen to anyone else guaranteed you will ace that quiz! just make sure you have the same questions. :)

  • 7th grade math Ms. Sue please! - , Wednesday, November 18, 2015 at 10:49pm

    100% all correct good bob hit the quan

  • 7th grade math Ms. Sue please! - , Friday, November 20, 2015 at 1:09pm

    boop, shawn mendes is bae, and im just a girl with no freinds, all have the same answers, so they are correct i got 100% and befor u hit finish make sure the answers that u have are the same ones that they have right here, or else you will get them wrong ! : )

  • 7th grade math Ms. Sue please! - , Friday, November 20, 2015 at 5:49pm

    Boop is hella wrong! I got 2/10... Ughh!!!!!

  • 7th grade math Ms. Sue please! - , Monday, November 23, 2015 at 11:34am

    A,C,D,A,A,D,B,D,D,C is right, I just took the quiz and got 100%. Thank you so much guys I'm horrible at math and this helps a lot

  • 7th grade math Ms. Sue please! - , Thursday, December 17, 2015 at 12:34pm

    You may have had a different math test than this one but the answers that they gave was for a unit five quiz

  • 7th grade math Ms. Sue please! - , Monday, January 18, 2016 at 2:40pm

    BOOP and Shawn Mendes is bae, is right they have the same answers!!!! Maybe u guys should check your answers your self to make sure they make sense. You should start taking notes and then maybe you wouldn't have to look up every fūcking question! Use your common sense people!

  • 7th grade math Ms. Sue please! - , Tuesday, January 19, 2016 at 2:01pm

    Boop was right! It was answers for 8th grade math.

  • 7th grade math Ms. Sue please! - , Thursday, October 13, 2016 at 7:24pm

    yall I LIKE TURTLES IS RIGHT

  • Lesson 4: Ratios of Similar Figures CE 2015 Algebra Readiness (Pre-Algebra) A Unit 5: Applications - , Tuesday, November 8, 2016 at 7:38pm

    1. Write the following ratio in simplest form: 32 min:36 min (1 point)
    Correct answer (1 pt) 8:9
    Unselected answer (0 pts) 8:36
    Unselected answer (0 pts) 32:9
    Unselected answer (0 pts) 128:144
    1 /1 point
    2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left? (1 point)
    Unselected answer (0 pts) 43:8
    Unselected answer (0 pts) 8:51
    Correct answer (1 pt) 43:51
    Unselected answer (0 pts) 59:51
    1 /1 point
    3. The price of 8.4 ounces of crackers is $2.42. What is the unit price? Round your answer to the nearest cent. (1 point)
    Unselected answer (0 pts) $0.15 per ounce
    Unselected answer (0 pts) $3.47 per ounce
    Unselected answer (0 pts) $28.81 per ounce
    Correct answer (1 pt) $0.29 per ounce
    1 /1 point
    4. Jonah needs to purchase 30 juice packs for his class. While shopping, Jonah discovers the following prices for comparable juice packs. Which offers the best unit price? (1 point)
    Correct answer (1 pt) 15 packs for $3.95
    Unselected answer (0 pts) 5 packs for $2.20
    Unselected answer (0 pts) 20 packs for $6.20
    Unselected answer (0 pts) 10 packs for $3.20
    1 /1 point
    5. Solve the proportion. Where necessary, round to the nearest hundredth.

    Start Fraction 8 over 2 End Fraction equals Start Fraction x plus 3 over 4 End Fraction (1 point)
    Correct answer (1 pt) 13
    Unselected answer (0 pts) 1
    Unselected answer (0 pts) 7
    Unselected answer (0 pts) 16
    1 /1 point
    6. A dozen apples cost $2.55. At this rate, how much would 8 apples cost? (1 point)
    Unselected answer (0 pts) $20.40
    Unselected answer (0 pts) $3.83
    Unselected answer (0 pts) $0.21
    Correct answer (1 pt) $1.70
    1 /1 point
    7. Use cross products to determine which of the following pairs of ratios cannot form a proportion. (1 point)
    Unselected answer (0 pts)
    Correct answer (1 pt)
    Unselected answer (0 pts)
    Unselected answer (0 pts)
    1 /1 point
    8. Solve the following proportion.

    Start Fraction 2 over 15 End Fraction equals Start Fraction 13 over x End Fraction (1 point)
    Unselected answer (0 pts) 390
    Unselected answer (0 pts) 1.73
    Unselected answer (0 pts) 2.31
    Correct answer (1 pt) 97.5
    1 /1 point
    9. ΔABC and ΔDEF are similar. Find the values of x and y.
    Triangle ABC is shown with side AB labeled y, side BC labeled 12, and side CA labeled 21. Triangle DEF is shown with side DE labeled 6, EF labeled 4, and FD labeled x. (1 point)
    Unselected answer (0 pts) x = 7, y = 12
    Unselected answer (0 pts) x = 21, y = 12
    Unselected answer (0 pts) x = 14, y = 18
    Correct answer (1 pt) x = 7, y = 18
    1 /1 point
    10. The scale factor for two similar rectangles is 3. If the area of the smaller rectangle is 8 m2, what is the area of the larger rectangle? (1 point)
    Unselected answer (0 pts) 24m2
    Unselected answer (0 pts) 192m2
    Correct answer (1 pt) 72m2
    Unselected answer (0 pts) 108m2
    1 /1 point

  • 7th grade math Ms. Sue please! - , Thursday, November 10, 2016 at 11:13am

    Negative 87

  • 7th grade math Ms. Sue please! - , Monday, November 28, 2016 at 5:23pm

    1.A
    2.C
    3.D
    4.A
    5.A
    6.D
    7.B
    8.D
    9.D
    10.C

  • 7th grade math Ms. Sue please! - , Wednesday, January 11, 2017 at 9:23am

    BOOP IS RIGHT. JUST GO WITH BOOP PEOPLE.

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