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timofeeve [1]
2 years ago
7

A taxi cab costs $3.75 for the first mile and $0.85 for each additional mile. You

Mathematics
1 answer:
White raven [17]2 years ago
5 0

Answer:

$50≥3.75+0.85n

Step-by-step explanation:

You only have $50 to spend. Which means that you can only spend $50 or less. Then you have to pay $3.75 for the first mile and then add $0.85 per additional mile. If n is the number of additional miles, then it would be 0.85n.

So it would be $50≥3.75+0.85n.

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Abes apples orchard plants both green apple trees and red apple trees this planting will include 21 red apple trees and 18 green
Xelga [282]

Answer:

The ratio of green apples to red apples is .

Step-by-step explanation:

Given,

Number of red apples = 21

Number of green apples = 18

We have to find out the ratio of green apples to red apples.

Solution,

For finding the ratio we have to divide the number of green apples to the number of red apples.

So, we can frame the above sentence as;

Ratio = number of green apples/number of red apples

Now substituting the values, we get;

Ratio= 18/21 = 6/7

Hence The ratio of green apples to red apples is . 6/7

4 0
2 years ago
Let f(x)=x^3-x-1
alexira [117]
f(x) = x^3 - x - 1

To find the gradient of the tangent, we must first differentiate the function.

f'(x) = \frac{d}{dx}(x^3 - x - 1) = 3x^2 - 1

The gradient at x = 0 is given by evaluating f'(0).

f'(0) = 3(0)^2 - 1 = -1

The derivative of the function at this point is negative, which tells us <em>the function is decreasing at that point</em>.

The tangent to the line is a straight line, so we will have a linear equation of the form y = mx + c. We know the gradient, m, is equal to -1, so

y = -x + c

Now we need to substitute a point on the tangent into this equation to find c. We know a point when x = 0 lies on here. To find the y-coordinate of this point we need to evaluate f(0).

f(0) = (0)^3 - (0) - 1 = -1

So the point (0, -1) lies on the tangent. Substituting into the tangent equation:

y = -x + c \\\\ -1 = -(0) + c \\\\ -1 = c \\\\ \text{Equation of tangent is } \boxed{y = -x - 1}
6 0
3 years ago
I need help I been asking for hours pls help
blsea [12.9K]

Answer:

419 ft

Step-by-step explanation:

1063 ft is about 324002.4 mm

324002.4/477 to get the scale ratio. Which is 679.25:1

I am halfway through the problem and notice I should have converted mm to ft and not the other way around. It gives the same answer it just takes an extra step.

188*679.25=127699mm for one side.

Convert that back to ft and you get 418.959 which would just be 419 ft

6 0
3 years ago
Read 2 more answers
Estimate the awnser to 17 x 193
8_murik_8 [283]
I think i know this one. it's 3,281.
8 0
3 years ago
Read 2 more answers
I need help with of these
Varvara68 [4.7K]

Answer:

16) 0.00000083

17) 0.00127

18) 0.0000601

Step-by-step explanation:

5 0
3 years ago
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