Answer:
0.263
Step-by-step explanation:
Answer: There's an increasing interval between -1 and 1
While x goes from -1 to 1, the value of y increases (from -2 to 2).
Let the total ribbon Zoe had was x feet.
Out of x feet, she used 3/8 part of it.
Hence, 
3/8 part of the original ribbon is equal to 9 feet.
Hence, we get

=> Multiply 8 on both sides.

Divide both sides by 3


Zoe had 24 feet of ribbon in starting... Answer
Answer: 124
Step-by-step explanation:
Multiply 320 by 3/5 (.6) and you will get 192. Then you subtract 320 by 47 and get 316. You subtract 192 from 316 and get 124.
Answer: Each brick woukd weigh 772 troy ounces
Step-by-step explanation: