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sdas [7]
3 years ago
9

The Great Speedster roller coaster runs 3 trains every 10 minutes. At that rate, how many trains does the roller coaster run eve

ry hour explain how you determined your answer
Mathematics
1 answer:
Natasha2012 [34]3 years ago
6 0
<span>Two cars run at constant speeds around a one-mile racetrack. If the cars circle the track in the same direction, the faster car passes the slower car every 10 minutes. If the cars circle the track in opposite directions, the cars meet every 30 seconds.</span>
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Solve the equation s/r -2=t/r <br>solve for r​
vivado [14]

Answer: have a good day :)

r=\frac{s}{2}-\frac{t}{2}

8 0
2 years ago
At Haines Elementary, 30% of the 120 teachers were male. The following school year, several new teachers were hired. The number
zhannawk [14.2K]
First you create a proportion (30/100=x/120). After you solve this, next you subtract this answer from 120. Then create a proportion for 40% (40/100=x/120). Then add this number to the first answer you got when you subtracted the answer from your first proportion from 120.

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3 years ago
2. Add:<br> Simplify and state the domain.
belka [17]
I think the answer to your question is -2
3 0
2 years ago
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the graph of a linear function is given below. What is the zero of the function? a) -5. b) 2/5. c) 2. d) 5/2
Murrr4er [49]

The zero of a function is the x-value at which the function value is zero. That is, the value of the function that intersects the x-axis. From the picture, the zero is -5

4 0
1 year ago
Brandon decided to make his own hand sanitize. To be effective and sanitizer
icang [17]

Answer:

Step-by-step explanation:

The water has to be 100% - 60% = 40%

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So 100 mL = water

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4 0
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