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SOVA2 [1]
3 years ago
11

Marna is playing game where you score -5 points each time you guess the correct answer. The goal is to get the lowest score . To

win the game Marna must have a score less than -80 points. How many correct answer thet Marna need to win the game
Mathematics
1 answer:
umka2103 [35]3 years ago
5 0

MORE THAN 16 CORRECT ANSWES

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The distance d a train travels varies directly with the amount of time t that has elapsed since departure. If the train travels
Anastaziya [24]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
Below is the solution:

<span>distance = 475
</span>time = 9.5 hrs

<span>since distance and time varies directly
</span>
therefore in 9.5 hrs train travels 475 miles => In 1 hr train travels 475 / 9.5 miles = 50 miles
<span>and in 4 hrs train travells 50*4 i.e 200 miles </span>
6 0
3 years ago
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Lucy is going to walk in a fundraising event to raise money for her school band. Her mother has agreed to donate $7.50 to the sc
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Answer:

Step-by-step explanation:

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3 years ago
A recipe for brownies calls for 4 cups of flour to 6 cups of sugar how many cups of sugar per cup of flour does the recipe requi
Andrews [41]

So, we have 4 cups of flour and 6 cups of sugar and we need to know how many cups of sugar per cup of flour does the recipe require. Because it is requested to know how many cups of sugar per cup of flour does the recipe require, we need to divide the amount of flour and sugar by the amount of flour, and we will know what we need to know.

4 cups of flour / 4 = 1 cup flour

6 cups of sugar / 4 = 6/4 = 3/2 = 1 1/2 cups of sugar per cup of flour is the solution

6 0
3 years ago
HELP QUICK PLEASE <br><br> 12(20 + b)
sweet-ann [11.9K]

Answer:

b+9=20-12

Step-by-step explanation:

Hopefully this helped, if not HMU and I will try my best to get you a better answer!

5 0
3 years ago
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Solve the following system. x squared / 25 + y squared / 100 = 1 x squared + y squared = 25
umka2103 [35]

Answer :

  • \frac{1}{100} (4 {x}^{2}  +  {y}^{2} )

  • \frac{dy}{dx}  =  \frac{ - x}{y}

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