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ale4655 [162]
2 years ago
11

Given that y varies directly as x², find the percentage increase in y when x doubles.

Mathematics
1 answer:
stepladder [879]2 years ago
6 0

Answer:400%

Step-by-step explanation: by the commutativity of multiplication we find (2x)^2=4(x^2)=4(y)

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You can afford a $1350 per month mortgage payment. You’ve found a 30 year loan at 7% interest.
Mice21 [21]
A) 45 because 1350 divide by 30 equals 45. So 45 dollars u can afford

B) 1350 because 45 x 30 = 1350


C) 7% because it’s 7% to begin with
4 0
3 years ago
A one-way train ticket from New York to Los Angeles costs $197 for a reclining seat, and $490 for a twin-sharing room. How much
Alex777 [14]

The total cost if x passengers booked reclining seats and one fifths y passengers booked twin-sharing rooms is (197x + 98y) dollars

<em><u>Solution:</u></em>

Given that,

Cost for reclining seat = $ 197

Cost for twin sharing room = $ 490

We have to find the cost if x passengers booked reclining seats and one fifths y passengers booked twin-sharing rooms

<em><u>Cost for reclining room when "x" passengers booked is:</u></em>

Cost for reclining room = $ 197x

<em><u>Cost when One fifths y passengers booked twin-sharing rooms</u></em>

Cost for twin sharing room = \frac{1}{5} \times y \times 490

Cost for twin sharing room = 98y

<em><u>Total cost is given as:</u></em>

Total cost = Cost for reclining room "x" passengers + Cost for twin sharing room for one fifths y passengers

Total\ cost = 197x + 98y

Thus total cost is (197x + 98y) dollars

4 0
3 years ago
1. The state of Wyoming is approximately a
VikaD [51]

Answer:

4.86 people/sq.miles

Step-by-step explanation:

the area of the state of Wyoming =

360 × 280 = 100,800 sq. miles

so, the population density =

490,408 ÷ 100,800

= 4.86 people/sq.miles

7 0
3 years ago
Have you ever uploaded a photo you took to a social media site? If so, there is a good chance that because you agreed to the soc
ss7ja [257]

Answer:

I think it would be fine if they notified you but only if they used me for a good reason.

<em>On the other hand...</em>

no matter if it's on the agreement if it is inappropriate on your part it is illegal and you can complain.

3 0
2 years ago
Lilys car has a fuel efficiency of 8 liters per 100 kilometers.
zavuch27 [327]

100 : 8 = 12.5

12.5 Km per liter is your answer

8 0
3 years ago
Read 2 more answers
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