3 years ago

A what is an equation stating that two ratios or rates are equal

1 answer:

8 0

The equation is
(A ≠ B)
A is the first number, ratio, rate, etc. , and B is the second.
The ≠ symbol means "does not equal", so the equation means:
[ Ratio A is NOT equal to Ratio B. ]

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A piece of wire 6 cm long weighs 30 grams. What is the weight of an 8 m length of the same wire?

Feliz [49]

Answer:

4000 gm

Step-by-step explanation:

We can use ratios to solve

Change 8 m to cm

8m * 100cm/1m = 800 cm

6 cm 800 cm

------------- = ------------

30 grams x gm

Using cross products

6 * x = 800 * 30

6x = 24000

Divide by 6

6x/6 = 24000/6

x = 4000 gm

5 0

2 years ago

Doors for the small cabinets are 11.5 inches long. Doors for the large cabinets are 2.3 times as long as the doors for the small

tiny-mole [99]

The size of the large cabinets door = 2.3 * 11.5 = 26.45 inches
the board size in inches = 10 1/2 * 12 = 126 inches
number of doors = 126 / 26.45 = 4.76
so the number of doors = 4 doors

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3 years ago

If ABC is the original and DEF is the image, what is the scale factor of this dilation ?

musickatia [10]

Answer:

The scale factor of this is 2

Step-by-step explanation:

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2 years ago

One number is 4 more than another number. Four times the smaller number is three less than three times the larger number. Find t

xxMikexx [17]

Let X = smaller
Number. Then, x+4 = larger number
4x = 3(X+4) -3
4X = 3x + 12 - 3
X = 9