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3 years ago

What fraction represents 0.64

Mathematics

2 answers:

skad [1K]3 years ago

7 0

Answer:

16/25 an the percentage is 64%

Step-by-step explanation:

wolverine [178]3 years ago

5 0

Answer:

16/25

Step-by-step explanation:

convert decimal into fraction 64/100

then reduce by 4

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What number must you add to complete the square x^2+20x=33

Natali [406]

X²+20x-33=0
x²+2(10) (x) +10²-10 ²-33=0
(x+10) ²=133
x+10=±√133

3 0

3 years ago

5. Higher Order Thinking The labels for the pictures show how fast a quarter horse can run in miles per hour and how fast a gard

Nikitich [7]

15 hour miles per hour

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2 years ago

HELP PLEASE IMMEDIATELY!! Jordan plans to carpet his living room. The dimensions of his living room are 11 feet by 12 feet. The

irakobra [83]

Answer:

$16.50

Step-by-step explanation:

Multiply 11 by 12

Then times the amount you get from multiplying 11 and 12

7 0

3 years ago

The National Highway Traffic Safety Administration reported the percentage of traffic accidents occurring each day of the week.

Zigmanuir [339]

Answer:

Hence,

Test statistic $X^{2}$ = 9.269.

p value = 0.148

Sunday= 15.23%, Monday= 12.62%, Tuesday= 13.10%, Wednesday=11.67%,

Thursday= 13.10%, Friday= 16.19%, Saturday= 18.09%.

Step-by-step explanation:

relative observed Expected Chi square

Category frequency(p) $O_{i}$ Ei=total*p $(O-E)^{2}$ $R^{2}_{i} =(O_{i} -E_{i} )^{2} /E_{i}$

1 0.142857143 64.0 60.00 16.00 0.267

2 0.142857143 53.0 60.00 49.00 0.817

3 0.142857143 55.0 60.00 25.00 0.417

4 0.142857143 49.0 60.00 121.00 2.017

5 0.142857143 55.0 60.00 25.00 0.417

6 0.142857143 68.0 60.00 64.00 1.067

7 0.142857143 76.0 60.00 256.00 4.267

Total 1.000 420 420 556 9.269

Test statistic $X^{2}$ = 9.269.

p value = 0.148 from excel: chidist(9.269,6)

Percentage %= Frequency of traffic occur on category x 100 / Total number of frequency given.

Category Percentage%

Sunday 15.23%

Monday 12.62%

Tuesday 13.10%

Wednesday 11.67%

Thursday 13.10%

Friday 16.19%

Saturday 18.09%

5 0

3 years ago

Vince has a movie rental gift card that starts with $50 on it. Each movie he rents costs him $4.

aleksklad [387]

Answer:

The entire Question:

Vince has a movie rental gift card that start with $50 on it. Each movie he rents costs him $4.

Write a linear function that models how many dollars ,d, Vince has left on his card based on the number of movies ,m, he has rented

What is the slope of your above equation ?

What is the y -intercept of the equation.

How would you intercept the statement d(11)=6

Step-by-step explanation:

Answer:

Slope: -4

Y-intercept: 50

I can't figure out the last one sorry :(

3 0

3 years ago