Mathematics, 22.02.2021 21:50 Sanshine
A jar has some dimes and quarters in it. There are a total of 27 coins and the total value of the coins is $4.50. Melissa says there are 5 dimes and 16 quarters. Doug says there are 30 dimes and 6 quarters. Zoey says there are 20 dimes and 10 quarters. They are all incorrect. Select one person and explain why he or she is incorrect. Then, state the correct number of each type of coin. Be sure to explain how you arrived at your answer.
identify who you have chosen
explain why you think he or she is incorrect
justify your reasoning mathematically
give the correct number of each type of coin
use appropriate mathematics to support your answer
Answers: 2
Mathematics, 21.06.2019 19:00
Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42
Answers: 1
Mathematics, 21.06.2019 20:00
Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212
Answers: 1
Mathematics, 21.06.2019 22:40
What rotation was applied to triangle def to create d’e’f’?
Answers: 2
A jar has some dimes and quarters in it. There are a total of 27 coins and the total value of the co...
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