Need some math HW help (More multiple choice packets)

[Emiley]

If an angle has a measure of 32, what is its complement?
A. 58
B. 68
C. 90
D. 148

[trix]

1) Brandy spent $275.85 at the mall. The coat that she purchased was 2 fifths of the total amount she spent.
What was the cost of the cpat?
A. $110.34
B. $137.93
C. $165.51
D. 185.72

A

2) Which value if y makes the equation true? 105 = y over 6
A. y = 17.5
B. y = 600
C. y = 630
D. y = 660

C

3)Mr. Jones needs help painting a small shed on his property. Leory painted 3 tenths of the shed, Rahmad painted 5 twelves of the shed, and Cindy painted 1 fifth of it. How much more does Mr. Jones have to do by himself to finish painting the shed?
A. 1 twelve
B. 1 third
C. 5 six
D. 11 twelve

A

4) In a 75-minute study period, Ling needed to finish a research paper for English. If she spent 3 fifths of the time finishing her paper, how much time did she have left to complete her history homework?
A. 25 minutes
B. 30 minutes
C. 45 minutes
D. 55 minutes

B

5) Between which two consecutive integers would the square root of 550 be found?
A. 23 and 24
B. 24 and 25
C. 25 and 36
D. 26 and 27

A

---------- Post added at 08:52 PM ---------- Previous post was at 08:52 PM ----------

@(you need an account to see links) 7char

[Emiley]

1) Brandy spent $275.85 at the mall. The coat that she purchased was 2 fifths of the total amount she spent.
What was the cost of the cpat?
A. $110.34
B. $137.93
C. $165.51
D. 185.72

A

2) Which value if y makes the equation true? 105 = y over 6
A. y = 17.5
B. y = 600
C. y = 630
D. y = 660

C

3)Mr. Jones needs help painting a small shed on his property. Leory painted 3 tenths of the shed, Rahmad painted 5 twelves of the shed, and Cindy painted 1 fifth of it. How much more does Mr. Jones have to do by himself to finish painting the shed?
A. 1 twelve
B. 1 third
C. 5 six
D. 11 twelve

A

4) In a 75-minute study period, Ling needed to finish a research paper for English. If she spent 3 fifths of the time finishing her paper, how much time did she have left to complete her history homework?
A. 25 minutes
B. 30 minutes
C. 45 minutes
D. 55 minutes

B

5) Between which two consecutive integers would the square root of 550 be found?
A. 23 and 24
B. 24 and 25
C. 25 and 36
D. 26 and 27

A

---------- Post added at 08:52 PM ---------- Previous post was at 08:52 PM ----------

@(you need an account to see links) 7char

Thanks! I will put more questions up.

[trix]

Dorothy is making a quilt. She has 324 squares that are 8 inches wide and 8 inches long. She wants her quilt to be a square. What will the length of the quilt be once it is completed?

If it's 12 inches to a foot I thought the answer should be 54 feet but that's not one of the choices so I don't know sorry I'm british and we don't use feet or inches

[Ana]

Dorothy is making a quilt. She has 324 squares that are 8 inches wide and 8 inches long. She wants her quilt to be a square. What will the length of the quilt be once it is completed?
D. 144 feet

What is the square root of 900 over 225?
C. 2

Carl received the following scores on his last six math tests: 80, 81, 56, 79, 82, and 76. Which measure of central tendency should be used to predict Carl's score on his next math test?
A. Mean

---------- Post added at 01:09 PM ---------- Previous post was at 01:07 PM ----------

What happens to the following set of data if the value of 89 is added?
45, 67, 56, 50, 43, 46, 67
A. the mean increases by 4.4

[trix]

o: ninja'd



What is the square root of 900 over 225?
A. 1 over 2
B. the square root of 2
C. 2
D. 4

C

Carl received the following scores on his last six math tests: 80, 81, 56, 79, 82, and 76. Which measure of central tendency should be used to predict Carl's score on his next math test?
A. Mean
B. Meduim
C. Mode
D. range

A

What happens to the following set of data if the value of 89 is added?
45, 67, 56, 50, 43, 46, 67
A. the mean increases by 4.4
B. The median increases by 4
C. The range increases by 46
D. The mode stays at 56

A

[Ana]

Listed below are the test scores from Mrs. Cather's math test. What percent of students scored below the class average?
68, 92, 88, 70, 82, 99, 88, 77, 85, 93, 84, 98, 89, 86, 77, 87, 90
A. 7%
B. 39%
C. 42%
D. 46%

For some reason none of my numbers matched

Shelly needs at least a 95% average in her English class to be nominated for the English award. Listed below are her scores. What does she need to score on her last essay in order to average a 95% in her English class?

Test: 99%
Essay: 94%
Test: 96%
Essay: 98%
Test: 93%
Essay: ?
B. 90%

[Emiley]

Listed below are the test scores from Mrs. Cather's math test. What percent of students scored below the class average?
68, 92, 88, 70, 82, 99, 88, 77, 85, 93, 84, 98, 89, 86, 77, 87, 90
A. 7%
B. 39%
C. 42%
D. 46%

For some reason none of my numbers matched

Alright, well thanks anyways
I just guessed a random answer for that one, chose C.

[Ana]

Alright, well thanks anyways
I just guessed a random answer for that one, chose C.

:o figured out what I was doing wrong. Answer is C

[Sari]

Listed below are the test scores from Mrs. Cather's math test. What percent of students scored below the class average?
68, 92, 88, 70, 82, 99, 88, 77, 85, 93, 84, 98, 89, 86, 77, 87, 90
A. 7%
B. 39%
C. 42%
D. 46%

I got 35 percent.

If an angle has a measure of 32, what is its complement?
A. 58
B. 68
C. 90
D. 148

A
I'm such an idiot. I got A too. I have no clue why I posted B. -___-