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klio [65]
3 years ago
9

A new road was added near Riana's neighborhood. The road is 5 miles long, and the city plans 1/10 to place a streetlight every m

ile. There already is a streetlight at the beginning of the new road. How many streetlights will be placed on the new road? ​
Mathematics
2 answers:
Andrew [12]3 years ago
7 0

Answer:

49 is correct answer

Step-by-step explanation:

please mark me as brainliest

elena55 [62]3 years ago
5 0

Answer:

= 49  

Answer.

Step-by-step explanation:

Solution:-

Length of the road = 5 miles

Distance between every two streetlights = 1/10 miles

Total number of streetlights placed on the new road = 5 ÷ 1/10

= 5*10

= 50 streetlights

As there is already a streetlight at the beginning of the new road, so the number streetlights will be = 50 - 1

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A lawn mower manufacturer incurs a total of $34,816 in overhead costs and $388 per lawn mower in production costs. How many lawn
blsea [12.9K]
Let x represent the amount of lawn mowers that were manufactured

The company has to pay $34,816 before they even make any lawn mowers plus $388 per lawn mower.

((34816+388x)/x)=660
34816+388x=660x
34816=272x
X=128

Therefore, there were 128 lawn mowers manufactured
5 0
3 years ago
if your bicycle tire has a diameter of 9 inches. how many rotations does each tire make if you travel 300 feet?
Vesnalui [34]
Step One
Calculate the number of feet traveled in 1 rotation.

Formula
C = π*d
P = 3.14
d = 9 inches = 9/12 feet = 3/4 of a foot.

C = 3.14 * 3/4 = 2.355 So that means that every time the tire turns around 1 complete turn, the distance traveled on the ground is 2.355 feet.
 
Step Two
Figure out the number of revolutions.
1 revolution = 2.355 feet
x revolutions = 300 feet.

1/x = 2.355/ 300  Cross multiply
2.355 feet * x = 1 rev * 300 feet
2.355 x = 300 rev Divide by 2.355
x = 300 / 2.355 
x = 127.39 revolutions. <<<< Answer

8 0
3 years ago
The tables represent two linear functions in a system,
Alenkasestr [34]

Answer:

<h2>(8, -22)</h2>

Step-by-step explanation:

The slope-intercept form of an equation of a line:

y=mx+b

m - slope

b - y-intercept

The formula of a slope:

m=\dfrac{y_2-y_1}{x_2-x_1}

First table:

(-4, 26), (0, 10) → b = 10

m=\dfrac{10-26}{0-(-4)}=\dfrac{-16}{4}=-4

\boxed{y=-4x+10}

Second table:

(-4, 14), (0, 2) → b = 2

m=\dfrac{2-14}{0-(-4)}=\dfrac{-12}{4}=-3

\boxed{y=-3x+2}

We have the system of equations:

\left\{\begin{array}{ccc}y=-4x+10&(1)\\y=-3x+2&(2)\end{array}\right\\\\\text{Put (1) to (2):}\\\\-4x+10=-3x+2\qquad\text{subtract 10 from both sides}\\-4x=-3x-8\qquad\text{add 3x to both sides}\\-x=-8\qquad\text{change the signs}\\x=8\\\\\text{Put the value of x to (2):}\\\\y=-3(8)+2\\y=-24+2\\y=-22

5 0
3 years ago
6. Examine the prism shown below.
bulgar [2K]
It may be can be number 1 (a)
8 0
2 years ago
Simplify the following expression <br>9/20 + 5/12​
Artyom0805 [142]

<em>9/20+5/12=14/32/2 equals a over all 7/16</em>

4 0
3 years ago
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