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Deffense [45]
3 years ago
11

Help please !!!!!!!!!!

Mathematics
1 answer:
vichka [17]3 years ago
5 0

Answer:

6 hours

Step-by-step explanation:

70 ÷ 4 = 17.5 ----- divide to find out how many miles she travels per hour.

Samantha is driving at 17.5 mph

105 ÷ 17.5 = 6 ----- divide to find out how long it will take to travel that distance.

distance ÷ time = speed

distance ÷ speed = time

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The answer is 160,000. Since it's positive,move the decimal point 5 times to the right. 




ANSWER: 160,000
3 0
3 years ago
Circle D is shown. Line segments G D, F D, and E D are radii. Point H is on the other side of the circle. Angle G D F is 83 degr
VladimirAG [237]

Answer:

149

Step-by-step explanation:

just got it right on the quiz

8 0
3 years ago
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A power line is to be constructed from a power station at point A to an island at point C, which is 1 mi directly out in the wat
navik [9.2K]

Answer:

<u>Given :</u>

length offshore = CS=√(1+X^2)

Cable charged = 5000√(1+X^2)

onshore length = 4-X

laying cost = 3000(4-X)

total cost:

C=5000√(1+X^2) +3000(4-X)

DC/DX

= [5000*(0.5)*2X/{√(1+X^2)}]-3000=0... for optimum

5000X=3000√(1+X^2)

25X^2=3+3X^2

22X^2=3

X=√(3/22)

= 0.3693 miles

So, it would be laid offshore to S in a manner that

BS=X=0.3693 miles

Onshore=4-0.3693

=3.6307 miles

7 0
3 years ago
I need help on question a and b. please help me asap?!?!?
Stolb23 [73]
It isn’t possible to draw a graph on here
3 0
3 years ago
How do you divide decimals please? for example 53.7 divided by 5.9
ozzi

Answer:

first, work out the 5.9 times table.  Then, using bus stop method, go from there.

Step-by-step explanation:

7 0
3 years ago
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