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ryzh [129]
3 years ago
11

Which equation represents an inverse variation? O y = 2x Oy- O yo X O y = -5x

Mathematics
1 answer:
olga nikolaevna [1]3 years ago
6 0
O y = 2x is the answer
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The fish population in a local stream is decreasing at a rate of 4% per year. The original population was 55,000 fish. What is t
Svet_ta [14]

Answer: 38090 fish

Step-by-step explanation:

Use the equation 55,000(.96)^9. Start with the initial number in this case it is 55,000 then multiply by the percentage that remains (100% - 4% = 96%) and then put it to the ninth power because that is how many years the problem is asking for.

7 0
3 years ago
What is the best estimate for the product of 279 and 7
shutvik [7]

Answer:

279 × 7 ≈ 2800

Step-by-step explanation:

if you have to round to the tens place, then both would be rounded up, the 7 to 10 and the 279 to 280. 10 × 280 = 2800

4 0
3 years ago
Someone help please
Rzqust [24]

Answer:

A=(b^2)h/2

Step-by-step explanation:

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Start time: 3:30 PM<br> End time: 7:00 PM<br> Elapsed time:
JulijaS [17]

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3hr 30min

Step-by-step explanation:

3hr 30min

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3 years ago
You went to the mall with $80. You spent 25% of your money on a pair of shorts and 65% of the remainder on sandals. How much did
swat32
25% of 80 is 20
65% of 20 is 13
Your answer is 13
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