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valentina_108 [34]
3 years ago
8

Which is an equivalent ratio to 7:5? 14:12 21:10 21:15

Mathematics
2 answers:
Lady bird [3.3K]3 years ago
6 0

Answer:

21 : 15

Step-by-step explanation:

Multiplying the parts of the ratio by the same value creates an equivalent ratio

Given

7 : 5 ← multiply both parts by 3, gives

= 21 : 15

labwork [276]3 years ago
3 0

Answer:  C

Step-by-step explanation:

21/ 15

CANCEL BOTHBY 3

7/5

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Jackson runs a farm stand that sells bananas and grapes. Each pound of bananas sells for $1 and each pound of grapes sells for $
mars1129 [50]

Jackson sold 27 pounds of bananas and 12 pounds of grapes.

Given that Jackson runs a farm stand that sells bananas and grapes, and each pound of bananas sells for $ 1 and each pound of grapes sells for $ 2.25, and Jackson sold 15 more pounds of bananas than pounds of grapes and made $ 54 altogether, to determine the number of pounds of bananas sold and the number of pounds of grapes sold the following calculation must be performed:

  • 25 x 1 + 10 x 2.25 = 25 + 22.50 = 47.50
  • 26 x 1 + 11 x 2.25 = 26 + 24.75 = 50.75
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Therefore, Jackson sold 27 pounds of bananas and 12 pounds of grapes.

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3 years ago
A bookstore costs $75 a day to keep open, and spends $10 for each book it
Papessa [141]
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The vertex is (4,y) because ? pls help
gulaghasi [49]

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6 0
3 years ago
If the coordinates of point a are -3 and 2 and the coordinates of point B are 7 and 6 the x-intercept of CD is what
AveGali [126]

Answer:

The x-intercept of CD is -19/5

Step-by-step explanation:

If the coordinates of the first point is (-3, 2) and the coordinates of the point B are (7, 6) then we need first to find the equation of the line CD:

We know that the general equation of the line is:

y-y0 = m(x-x0) where (x0, y0) represents a point that belongs to the line and m, is the slope which can be calculated by using the following formula:

m = (x1 - x0) / (y1 - y0)

In this case:

(x1, y1) = (7, 6)

(x0, y0) = (-3, 2)

Then:

m = (7 - (-3))/(6-2) = 10/4 = 5/2.

Then, the equation of the line is:

y-y0 = m(x-x0)

y - 2 = 5/2 (x -(-3))

y = 5/2(x+3) + 2

To find the x intercept we make y=0.

Then y = 5/2(x+3) + 2 = 0

Then:

x = -4/5 - 3 = -19/5

3 0
3 years ago
Can someone please help me?
vovangra [49]

Answer:

the answer to the question is 39

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