7th grade math Ms. Sue please!

posted by Delilah

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!

  1. Ms. Sue

    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

  2. This Girl

    So was he right?

  3. This Girl

    Or she

  4. lianna

    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

  5. lianna

    what is #4?

  6. lianna

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

  7. lianna

    HELP!!!

  8. lianna

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

  9. katie

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

  10. PANDACORN

    I am a pandacorn.

  11. BOOP

    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

  12. Anonymous

    OMG BOOP, YOU WERE RIGHT!

  13. Mariana

    Actually BOOP was right! :) Great job

  14. Mariana

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

  15. Lucy

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

  16. Juliana

    BOOP was right!!! Thanks!!!!

  17. I Like Turtles

    BOOP IS SUPER WRONG I GOT A 2/10

  18. I Like Turtles

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

  19. 123456

    are you sure

  20. Shawn Mendes is bae

    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

  21. my number is 318-461-5265 girls hmu

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

  22. Wrong 2/10

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

  23. im just a girl that has no friends

    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!!!!!

  24. helloz

    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. :)

  25. kik its rel its 100%

    100% all correct good bob hit the quan

  26. smart one : )

    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 ! : )

  27. OMG IM SO F***** MAD!!

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

  28. I really don't like math

    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

  29. XD Unit 5 answers

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

  30. Salted Caramel

    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!

  31. Lara Mountainwood

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

  32. pass_the_paris

    yall I LIKE TURTLES IS RIGHT

  33. Awesome Kid

    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

  34. Bobooooooo

    Negative 87

  35. |Willow|

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

  36. Anonymous

    BOOP IS RIGHT. JUST GO WITH BOOP PEOPLE.

  37. Mrs. Sue

    BOOP IS RIGHT. Thanks Boop.

  38. connexus academy

    boop is wrong 2/10

  39. Joe

    Y'all are lifesavers. "I really don't like Math" is right I took the quiz and got a 100%.

  40. Thnx lol

    BOOP is right for 7th GRADE MATH QUIZ!

  41. Bobs

    Boop was right

  42. Ghost

    Answers for 'Ratios of similar figures' quiz for CCA

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

  43. I hate boop

    He wrong i swear

  44. love

    3 is actually b and 7 d is for 8th grade quiz@i like turtles

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