Mathematics, 18.11.2020 20:00 ester32152
Robbie is building a dollhouse for his niece. The living room has a width of 8 inches and a length of 10 inches, and has an area of 80 square inches. He wants to increase the width of the living room but leave the length the same. The table below shows how the area, y, changes as the width, x, changes.
Part A
Determine whether this relationship is proportional or non-proportional. Justify your answer.
Part B
Find the constant of proportionality, k, for this relationship. Explain the steps that you took to find the constant of proportionality.
You may use terms from the word bank to assist you when justifying your answers and/or explaining your steps.
Word Bank: constant of proportionality, proportional, non-proportional, origin,
ratio, simplify, numerator, denominator
Answers: 3
Mathematics, 21.06.2019 17:30
Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.
Answers: 2
Mathematics, 21.06.2019 18:30
Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared
Answers: 1
Mathematics, 21.06.2019 19:00
What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2
Answers: 1
Robbie is building a dollhouse for his niece. The living room has a width of 8 inches and a length o...
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