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Tju [1.3M]
3 years ago
5

Gasoline mileage of a car is 40 mph. On a smooth road, it’s milage is 5% higher. What is it’s milea on a smooth road?

Mathematics
2 answers:
IRINA_888 [86]3 years ago
5 0
Mileage would be 42 mph
scZoUnD [109]3 years ago
4 0

It helps to think of a simpler problem. Let's say mpg is 20 and 10% higher on a smooth road.

How many miles will you get with one gallon on a regular road?

How many more miles will you get on a smooth road? 10% more, right? How much is that?

OK - so you've now solved a simpler problem. Use the exact some process to solve your, more complicated, problem.

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1000 ft to 1950 ft in 4 miles what is slope
noname [10]

Answer:

0.05

Step-by-step explanation:

Slope is the vertical drop or rise to the horizontal distance;

   Slope  = \frac{vertical interval}{horizontal distance}  

 Let us convert 4 miles to feet;

         1 mile  = 5280ft

        4 miles  = 4 x 5280 = 21120ft

Slope  = \frac{1950 - 1000}{21120}   = 0.05

The slope is 0.05

4 0
3 years ago
(HELP FOR 50 POINTS)
GrogVix [38]

y = 10x + 5 is the required equation.

Explanation:

A family of two to go to state fair is $25

A family of six to go to state fair is $65

So the 2 points are (2,25) and (6,65)

Rate of change = (y2-y1)/ (x2-x1)

 Plugin the values, we will get,

                          = (65 - 25)/ (6-2)= 40/4 = 10

Equation can be written as,

(y - y₁) / (y₂ - y₁) = (x-x₁)/(x₂-x₁)

(y-25)/(65-25) = (x-2)/(6-2)

(y-25)/ 40 = (x-2) / 4

4(y-25) = 40(x-2)

4y - 100 = 40x - 80

4y = 40x - 80 + 100

4y = 40x + 20

Dividing the equation by 4, we will get,

y = 10x + 5 is the equation required.

4 0
2 years ago
What is .8 as a fraction and decimal?
Nadusha1986 [10]
.8 as a decimal is still .8 but as a fraction idk
7 0
3 years ago
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Which equation has no solution?solution?
ryzh [129]

Answer:

The solution x = 0 means that the value 0 satisfies the equation, so there is a solution. “No solution” means that there is no value, not even 0, which would satisfy the equation. Also, be careful not to make the mistake of thinking that the equation 4 = 5 means that 4 and 5 are values for x that are solutions.

Step-by-step explanation:

8 0
3 years ago
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A house is about _____ long. 30 yards 30 miles 30 centimeters 30 inches
Eva8 [605]

Answer:

30 yards

Hope I helped

8 0
3 years ago
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