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Dmitry [639]
3 years ago
9

Is 12:30 equivalent to 16:40, as in ratios.

Mathematics
1 answer:
Ghella [55]3 years ago
7 0
Yes
Reason
Each simplified is 2:5
You might be interested in
if a clock strikes the appropriate number of time on each hour. how many times will it strikes in one day?
Keith_Richards [23]

Strike is the way that the noise made on the hour it’s described. Each hour corresponds to a specific strike, 1 has 1 strike, 2 have 2 strikes, 3 have 3 strikes, and so on.

The solution would be like this for this specific problem:

1 + 2 +3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 = 78 strikes for a 12 hours

78 * 2 = 156 (since a day has 24 hours)

So it will strike 156 times per day. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

6 0
4 years ago
PLEASE HELP worth 45 points
sdas [7]

1 blue square on drawing is length 1/4 in but that means 4ft in reality.

so one blue square area correspongs to 4x4 = 16 square feet.

(a) there 6 tiles for the batrhroom = 6x16 sq.ft = 96 sq.ft and the cost will be $480

(b) bedroom + living area = 7x8-8 tiles = 48 tiles = 48 x 16 sq.ft. = 768 sq.ft = 85.33 sq. yards. So the cost will be 85.33*18=$1535.94

(c) unit cost for tile: $5/sq.ft

unit cost for carpet: $1535.94/768sq.ft = $2/sq.ft

The tile has a greater unit cost ($5 per sq.ft) than carpet ($2 per sq.ft)


5 0
3 years ago
Line CD passes through points C(3, –5) and D(6, 0). What is the equation of line CD in standard form?
Schach [20]
C= (3, -5) aND D= (6, 0)
y-y1 = m (x -x1). 
i.e. if x1, y1 = 3, -5 and x2, y2 = 6,0 then#
y- (-5) = m(x - 3), so all we are missing is the slope:

Y2 -y1
---------------  = m (the slope)
x2 -x1
0-(-5)
------- = 0+5 /3 = 5/3
6 - 3 

therefore equation of line is y+5 = 5/3 (x - 3) 




3 0
4 years ago
Read 2 more answers
Mark sorted a set of shapes into two different categories. Explain, what two attributes were used to sort the shapes. help pleas
Aliun [14]

Group A parallelogram, Group B Quadrilateral.

Answer: Parallelogram and Quadrilateral.

4 0
3 years ago
Can someone help me with the question please
alexandr1967 [171]

Answer:

Purple line: 4

Red dashed line: 2

Blue line: 1/2

Step-by-step explanation:

The purple line is the steepest line, therefore it has the biggest constant of proportionality or slope. Since 4 is the biggest number among the others, we attribute it to the purple line (the one with the point C on it).

Think of it this way:

y = ax+b \\

here b = 0 so y = ax

The greater a is, the greater y is. So for any value of x, y will be become bigger and bigger if we increase the value of a.

Take for example this one:

y = 2x \\

Take x=2\\ therefore y =4

Now take y = 4x and take x =2 therefore y = 8

When we increased this constant of proportionality, as you can see from 2 to 4, the value of y increase from 4 to 8.

Hope this is helpful. Think of it really carefully, and I'm sure you'll grasp the concept.

7 0
3 years ago
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