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Alex73 [517]
3 years ago
8

Help please

Mathematics
1 answer:
lisabon 2012 [21]3 years ago
3 0
On the map the ratio is 3cm:4km
The map distance is 24cm

Our overall ratio is 3 : 4
24 : ?
We can find the scale factor by doing 24/3 which is 8. Then do 8 x 4 = 32km

The actual distance is therefore 32km
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Can u help me?<br>3×p + 4 &gt; -2 ​
aleksandr82 [10.1K]

Answer:

p > -2

Step-by-step explanation:

as we know that

3P>-2 -4

3P> -6

P > -6/3

P> -2

so we place any value of p which is grater than -2

like -1,0,1,2 and so on

4 0
3 years ago
Evaluate and simplify the expression<br> when a = 4 and b = -1.
Gwar [14]

Answer:

\frac{3}{2}

Step-by-step explanation:

\frac{5 - 2(a + 3b)}{2}

<em>substitute a = 4 and b = -1</em>

=  \frac{5 - 2(4 + 3( - 1))}{2}

<em>expand </em><em>and </em><em>simplify </em><em>the </em><em>numerator </em>

=  \frac{5 - 2(4 - 3)}{2}

=  \frac{5 - 2(1)}{2}

=  \frac{5 - 2}{2}

=  \frac{3}{2}

5 0
3 years ago
A model train is built at a scale of 1 to 60. If the model train is 10 inches long, how many feet long is the actual train?
lakkis [162]

Answer:

60 feet

Step-by-step explanation:

4 0
2 years ago
A shadow is cast by a pole. The angle of elevation from the end of the shadow to the top of
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Step-by-step explanation:

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What is are indices
White raven [17]

Answer:

The index of a number says how many times to use the number in a multiplication. It is written as a small number to the right and above the base number. In this example: 82 = 8 × 8 = 64. The plural of index is indices. (Other names for index are exponent or power.)

Step-by-step explanation:

8 0
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