4/17=x/100 》400\17=x 》x=23.5
Answer:

Step-by-step explanation:

Answer:
4 packages
Step-by-step explanation:
450 can be divided by 100 4 whole times, the extra cards cannot be added into a package
Any value of m makes the equation true.
All Real Numbers
Answer:
Time, and Amount
Step-by-step explanation:
Well she would need to determine a time frame from within the water falling out of the tap, and how much water comes out. then she would need to observe how much water came out in that time frame, and how much time it took.