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bazaltina [42]
3 years ago
7

Three students are using different strategies to add 12+34.

Mathematics
1 answer:
Tanzania [10]3 years ago
5 0

Answer:

12+34=46

A=38

B=58

C=46

the answer is student c writes

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G a survey of property owners' opinions about a street-widening project was taken to determine if owners' opinions were related
Naily [24]

Answer:

The expected frequency for people against the project and who have over 120 feet of property foot frontage is 3.9.

Step-by-step explanation:

The data provided is:

                                                   Opinion    

Front Footage   For       Undecided Against    Total

Under 45 feet    12                4              4              20

  45-120 feet           35                5             30      70

Over 120 feet     3                2              5              10

       Total           50                11             39    100

The formula to compute the expected frequency is:

E(X)=\frac{\text{Row Total}\times \text{Column Total}}{\text{TOTAL}}

Compute the expected frequency for people against the project and who have over 120 feet of property foot frontage as follows:

E(X)=\frac{\text{Row Total}\times \text{Column Total}}{\text{TOTAL}}

E(5)=\frac{10\times 39}{100}=\frac{39}{10}=3.9

Thus, the expected frequency for people against the project and who have over 120 feet of property foot frontage is 3.9.

6 0
3 years ago
Help me pls with this question thank uuu
madam [21]

Let p be 2p and q be 3q. The ratio formed by this will be

\sf \: p = 2 \\  \sf \: q = 3 \\ \sf \: p : q = 2 : 3

  • <em>Thus</em><em>,</em><em> </em><em>Option</em><em> </em><em>A</em><em> </em><em>is</em><em> </em><em>the</em><em> </em><em>correct</em><em> </em><em>choice</em><em>!</em><em>!</em><em>~</em>
3 0
3 years ago
Simply the ratio 4:6
ladessa [460]

Answer:

2:3

Step-by-step explanation:

4:6

4/2=2

6/2=3

3 0
3 years ago
Can someone please answer. There is one problem. There's a picture. Thank you!
Over [174]
I believe the answer is A, 6,720.
4 0
3 years ago
Read 2 more answers
Sue invests $600 in an account at 4.5% simple interest paid annually over the term of 10 years. What is the final value?
BaLLatris [955]

Answer:

$870

Step-by-step explanation:

To figure out how much the final value here is, use the formula A = P(1 + rt). (A = total accured amount, P = principal, r = rate (%), t = time (years))

A = 600 * (1 + (10 * 9/200)) (multiply 10 by 9 and put that over 200)

A = 600 * (1 + (90/200)) (90/200 simplifies to 9/20)

A = 600 * (1 + (9/20)) (add 1 (20/20) to 9/20 to get 29/20)

A = 600 * 29/20 (Multiply 600 by 29 and put that over 20)

A = 17400/20 (Divide 17400 by 20 to get 870)

A = 870

$870 is the final value.

6 0
3 years ago
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