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uysha [10]
3 years ago
11

A pipeline is to be run to a resort community which is on an island 16 kilometres from the closest point on the shoreline. The w

ater source for the pipe is 30 kilometres down the shore. If it costs $500/km to lay pipe through water and $300/km to lay pipe on land, at what point on the shoreline should the pipe turn into the water to minimize cost? What is the total cost?
Mathematics
1 answer:
Igoryamba3 years ago
8 0

Answer:

  1. hi pero love you
  2. kiss you

Step-by-step explanation:

helli

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whitney is training to ride her bicycle in a big race. The table below shows hiw many miles she rides each day of one week​
hoa [83]

Answer: C (24.5 miles more)

Step-by-step explanation:

on Friday she rode 42.4 miles

on Tuesday she rode 17.9 miles

you just subtract Tuesday’s miles from Friday’s miles

42.4 - 17.9 = 24.5

so, C

7 0
3 years ago
What are verbs? Example ​
Eva8 [605]

Answer:

Hi! Hope this helps!

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A verb is used to describe actions.

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8 0
3 years ago
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Does any one understand these questions explain if you can.
maw [93]
1) 136 is the circumference of a circle with what area? we know C=πd.
136=πd
136/π=d
d=43.290 so the radius is half that, or
r=21.645
taking area as our measure of size,
A=πr²
A=π•21.645²
A=1471.855. answer C is closest. difference is in how they and I rounded

2) c, e, and f
3 0
3 years ago
Which of the following rates is proportional to $2.50 for 5 cans?
MAVERICK [17]
A, divide 2.5 by 5 and you get 0.5, multiply that by 9 and you get 4.5. A is the answer
4 0
3 years ago
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How to solve Y = eight, X =2 and direct variation
rodikova [14]

Answer:

The answer is k = 4.

Step-by-step explanation:

Given:

Y = 8 and X = 2.

Now, to solve direct variation.

y direct with x.

Now, using equation to solve direct variation:

y=kx

8=k\times 2

Dividing both sides by 2 we get:

4=k.

Therefore, the answer is k = 4.

5 0
3 years ago
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