Answer:
a) 7 weeks b) George's
Step-by-step explanation:
Sally's score can be modeled by 10x+850.
George's score can be modeled by 50x+570.
We can set them equal to each other to see when they intersect.
10x+850=50x+570
40x=280
x=7
If George overtakes her in the 7th week, of course he'll have the higher score in 12 weeks.
Answer:
6.875 dollars per feet
Step-by-step explanation:
110/16
6.875
Because 44 is a bigger number than 4 it is 11 times bigger so the difference is larger than a proportional number
Answer:
23
Step-by-step explanation:
H is the number of hours Miguel could practice the piano each week.
Miguel goal is to practice the piano more than x hours per week.
h >= x
hence depending on the amount ot hours needed to practice each week, you have to set them to be the minimum, and any other larger quantity satisfies the proposition as well.
