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Mariana [72]
3 years ago
8

72 marble and 75% are red

Mathematics
1 answer:
creativ13 [48]3 years ago
6 0
Uh what do you mean by this?
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A television weighs 50 pounds and a microwave
Ilia_Sergeevich [38]

Answer:

Step-50*t + 30*m = 1500,   (1)   (pounds)

4*t +  3*m = 138.    (2)   (cubic feet)

From (2), express 3m = 138 - 4t, and substitute it into (1). You will get

50t + 10*(138-4t) = 1500,  or

10t = 1500 - 1380  --->  10t = 1120  --->  t = 112 TVs.

From this point, find the number of microwaves on your own.

step by-step explanation:

3 0
3 years ago
On a number line what is the distance between -61.5 and -23.4?
Savatey [412]
I believe it would be 38.1
7 0
3 years ago
Which expressions are equivalent to 2 to the 11 power
STatiana [176]

\text{Hey there!}

\text{Which expressions are equivalent to}\bf{ \ 2^{11}}?

\bf{2^{11} = 2\times2\times2\times2\times2\times2\times2\times2\times2\times2\times2}

\bf{2\times2=4}\\\bf{2\times2=4}\\\bf{2\times2=4}\\\bf{2\times2=4}\\\bf{2\times2\times2 = 8}\\\bf{4\times4\times4\times4=16\times16=256}\\\bf{256\times8=2,048}\\\\\boxed{\boxed{\bf{Your\ answer: 2,048}}}\checkmark

\text{Good luck on your assignment and enjoy your day!}\\\\\frak{LoveYourselfFirst:)}

6 0
3 years ago
Which table shows a proportional relationship between x and y? please help and answer quick plz
gavmur [86]
The answer is c. 

(a)

x * 2 = y
2 * 2 = 4 
3 * 2 = 6
4 * 2 = 8 not 9

(b)

unknown formula

(c)

x * 3 = y
4 * 3 = 12 
5 * 3 = 15
6 * 3 = 18

(d)

x * 4
1 * 4 = 4
2 * 4 = 8
3 * 3 = 9 not 15
3 0
3 years ago
Work out the size of the angle X.<br><br> Give your answer correct to 3 significant figures.
aleksley [76]

Step-by-step explanation:

Recall the Ratio for tan

Tan(theta) = opposite / adjacent

Tan (x) = 9 / 5

solve for x (use Tan^-1(...) )

3 0
2 years ago
Read 2 more answers
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