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scZoUnD [109]
4 years ago
7

Which two ratios form a proportion?

Mathematics
2 answers:
egoroff_w [7]4 years ago
7 0

Answer:

a)1 : 4 and 5 : 20

Step-by-step explanation:

If a ratio is a proportion that means the

quantity on the left hand side is lesser than the quantity on the right hand side; it's a part of a whole, a small fraction.

Example of proportion ratios:

4 : 7

7 : 29

90 : 200

68 : 140

Example of non-prpotion ratios:

7 : 4

80 : 19

29 : 20

kifflom [539]4 years ago
6 0

Answer:

It's A)

Step-by-step explanation:

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What is the value for y?<br> Enter your answer in the box.<br> y=
serious [3.7K]

Answer:

y =112

Step-by-step explanation:

Given

The attached triangle

Required

Find y

The attached triangle is isosceles; so:

x - 5=34

Also, we have:

y + x - 5 + 34=180 --- angles in a triangle

Substitute: x - 5=34

y + 34 + 34=180

Collect like terms

y =- 34 - 34+180

y =112

5 0
4 years ago
What is the slope of a line that passes through (-12,15) and (0,4)​
pav-90 [236]

Answer:

D. -11/12

Step-by-step explanation:

7 0
3 years ago
Freya, a post office clerk, uses 2 yards, 1 foot, 7 inches of twine to wrap each damaged carton she repairs. She has to repair 1
Reil [10]

Answer:

42 yards 2 feet 11 inches

Step-by-step explanation:

Freya, uses 2 yards, 1 foot, 7 inches of twine to wrap each damaged carton.

She has to repair 17 cartons.

The amount of twine needed to wrap 17 cartons

=  (2 yards 1 foot 7 inches) x 17

= 34 yards  17 feet 119 inches

Now let's convert the answer to larger units

1 yard = 36 inches

1 yard = 3 feet

Convert 119 inches to yards

119 inches = 3 yards 11 inches

17 feet = 5 yards 2 feet

Therefore, 34 yards  17 feet 119 inches = (34 + 3 + 5 ) yards 2 feet  11 inches

Answer = 42 yards 2 feet 11 inches

Thank you.

4 0
3 years ago
jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which
SVEN [57.7K]

Answer:

D

Step-by-step explanation:

Since there are two types of values here: tokens and dollars, we will need to use the same value across numerators and denominators in the ratio.

Choice D has 11 tokens over $2 equals to t tokens over $16. In both fractions the numerator is tokens and denominator is dollars.

6 0
3 years ago
How do you graph a possible situation?
Svet_ta [14]
To graph a situation that would involve a linear graph, first determine your x and y axes.
The x-axis will be the independent variable, one that does not change based on other variables. An example is time.

The y-axis, the dependent variable, depends on the independent variable.

The model equation for a linear line is y = mx + b.
"m" is the slope, and the "b" is the y-intercept (where the graph crosses the x-axis at x=0).

For example, a situtation could be that Joe starts with $10 in his account and adds $5 every day to his account.
The x-axis is time in days.
The y-axis is amount of money in his account.
The slope, or rate of change is 5.
The y-intercept, the amount of money he has at x=0 (0 days) is $10.

The equation would be y = 5x + 10
To draw this, plot the y-intercept at (0, 10), and the next point would be 5 units up and one unit to the right because the slope is 5, or 5/1 (remember slope is rise over run: "rise" up 5 and "over" to the right 1).

4 0
3 years ago
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