In a science class students learn that friction is the resistance to motion when two objects rub together the students decide to desing an expirement at home to compare friction on a dry and icy surfaces which question is most beneficial for this type of investigastion

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Answer 1

Answer: Which surface has the most friction?

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I need help please help
15 points! please answer all questions 1. Choose the correct answer.Elena bought 320 tropical fish for a museum display. She bought 7 times as many triggerfish as parrotfish. How many of each type of fish did she buy? Which is a system of equations to model the problem if x represents the number of parrotfish Elena bought and y represents the number of triggerfish she bought?A.x + y = 320y = 7xB.x + 7y = 320y = 7xC.x – y = 320y = 7xD.x + y = 7y = 320x2. Michael and Kathryn bowl together and their combined total score for one game was 425 points. Michael’s score was 70 less than twice Kathryn’s. What were their scores? Which is a system of equations to model the problem if x represents Kathryn’s score and y represents Michael’s score?A.x + y = 70y = 2x – 425B.x – y = 425y = 2x – 70C.x + y = 425y = 2x – 70D.x + y = 425y = 2x + 703. David has a hose that is 27 ft long. He wants to cut it into two pieces so that the longer piece is 3 ft more than 2 times the length of the shorter piece.How long will each piece of hose be?Shorter piece:______ftLonger piece:______ ft4. Admission for a movie is $8 for children and $12 for adults. On a certain day, 3200 people attend the movie theater and $33,040 is collected.How many children and how many adults attended the movies?children.__?____adults.____?____5.A collection of quarters and dimes is worth $12.40. There are 67 coins in all.How many of each coin are there?quarters.___?_____dimes.___?____
How many batches of 12 muffins can be made using one gallon of milk if 1/2 cup of milk makes 12 muffins?
A rational number can be written as the ratio of one blank to another and can be represented by a repeating or blank decimal
What is 3/5 estimated to nearest whole number

Maddie bought 10 quarts of ice cream. how many gallons and quarts of ice cream did maddie buy.

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There are 4 quarts in a gallon so if you have 10 quarts...then there would be 2 1/2 gallons

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There would be 2 1/2 gallons

How do you answer SEE THINK WONDER, in a mathematical way

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SEE the problem
THINK how to solve it
WONDER if you could of done it simpler

I really need help on #51

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that's what I did and since the zeros would be -5 and 3 the answer would be 3 since it can't be a negative

Witch of the number is composite 29,39,59 and 79?

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39 is the answer because 13*3=39

What is the minimum area of cardboard needed to make a box that is 16 centimeters long, 12 centimeters wide, and 6 centimeters tall?