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Paul [167]
4 years ago
15

I need help on this question and this is timed

Mathematics
1 answer:
barxatty [35]4 years ago
8 0

Answer:

I don't know, I'm so sorry but can you respond at my question?

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The double number lines show the ratio of feet to miles.
kumpel [21]

Answer:

1,758,240 ft

Step-by-step explanation:

1 mile= 5280

333 mile--> 5280 x 333

5280 x 333 = 1758240

8 0
3 years ago
Read 2 more answers
PLEAS HELP ME
GarryVolchara [31]

\bf \qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad y=kx\impliedby \begin{array}{llll} k=constant\ of\\ \qquad variation \end{array} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \stackrel{Table~A}{\begin{array}{ccll} x&y\\ \cline{1-2} 60&48\\70&56\\80&64 \end{array}}~\hspace{7em} \stackrel{Table~B}{\begin{array}{ccll} x&y\\ \cline{1-2} 20&24\\30&36\\40&48 \end{array}} \\\\[-0.35em] ~\dotfill


\bf \textit{for table A, we know that } \begin{cases} x=60\\ y=48 \end{cases}\implies 48=k60\implies \cfrac{48}{60}=k \\\\\\ \cfrac{4}{5}=k\qquad therefore\qquad \boxed{y=\cfrac{4}{5}x} \\\\\\ \textit{for table B, we know that } \begin{cases} x=30\\ y=36 \end{cases}\implies 36=k30\implies \cfrac{36}{30}=k \\\\\\ \cfrac{6}{5}=k\qquad therefore\qquad \boxed{y=\cfrac{6}{5}x}

4 0
3 years ago
Meg rowed her boat upstream a distance of 12 mi and then rowed back to the starting point. The total time of the trip was 8 hour
nadya68 [22]

Answer:

3mph

Step-by-step explanation:

Boat speed x

current speed 2

against current x-2 mph

with current x+ 2 mph

Distance= 5 miles

Time against + time with = 6 hours

5 /( x + 2 ) + 5 /(x - 2 ) = 6

LCD = (x - 2 ) ( x + 2 )

5 *( x - 2 ) + 5 (x + 2 ) = 6

5 x - 10 + 5 x + 10 = 6 ( x ^2 - 4 )

10 x = 6 x ^2 - 24

6 x ^2 - -10 x - 24

Find the roots of the equation by quadratic formula

a= 6 , b= -10 , c= -24

b^2-4ac= 100 + 576

b^2-4ac=676

x1=(10+26)/12

x1=3

x2=(10-26)/12

x2= -1.33

Ignore negative value

Speed of boat is 3 mph

8 0
3 years ago
To add a positive number move right on the number line
hammer [34]

Answer:

Yes, to add a positive number you ALWAYS move right on the number line.


6 0
4 years ago
Read 2 more answers
If y=15 when x=3 over 4,find x when y=25
ycow [4]
X = 1 and 1/4 when Y = 25
8 0
4 years ago
Read 2 more answers
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