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jonny [76]
3 years ago
7

You jog 2 kilometers in 12 minutes. Your friend jogs 3 kilometers in 16.5 minutes. Who jogs faster?

Mathematics
1 answer:
iogann1982 [59]3 years ago
8 0

Answer:

your friend is faster.

Step-by-step explanation:

2 km in 12 min means 3 km in 18 min.

you friend jogs those same 3 km in 16.5 min, so he or she is faster.

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Round these decimals to 2 decimals places.Please I need some help...
Naddik [55]
A) 1.15
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E) 5.74
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4 years ago
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Derive the equation of the parabola with a focus at (–5, 5) and a directrix of y = -1.
Elza [17]
( x + 5 )^2 = - ( y - 5 )
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3 years ago
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If n =270 and (p-hat) =0.43, find the margin of error at a 99% confidence level.. give answer to 3 decimals
Troyanec [42]

Answer:

0.078

Step-by-step explanation:

Margin of error = z√(p(1-p)/n)

Given

p-hat = 0.43

n = 270

z at 99% confidence interval = 2.576

Substitute

MOE = 2.576√0.43(1-0.43)/270

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MOE = 2.576√0.2451/270

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MOE = 0.078

Hence the margin og error is 0.078

7 0
3 years ago
Express sin Q as a fraction in simplest terms.​
Lesechka [4]

Answer:

Solution given

Sin Q=opposite/hypotenuse=28/29

<u>28/29</u><u> </u><u>is</u><u>. </u><u>a</u><u> </u><u>required</u><u> </u><u>answer</u><u>.</u><u />

3 0
3 years ago
The temperature of earth may be measured either by thermometers on the ground, which is an accurate but tedious method, or by se
qwelly [4]

Answer:

Analysis of variance (ANOVA) is the most accurate to estimate the difference

Step-by-step explanation:

Analysis of variance (ANOVA) is the best statistical method that can be used to determine the systematic difference between the mean values of two given set of population in any random experiment

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8 0
3 years ago
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