9/15. There are 15 cards and 8 of them are odd and 1 is a 2.
Answer:
0.625
Step-by-step explanation:
The distance between 2 points P(a, b) and Q(c,d) is given by the formula:

,
Apply the formula for the points M(6, 16) and Z(-1, 14):

which rounded to the nearest tenth is 7.3 (units)
Answer: 7.3 units
What I'm confused do u want us to tell u the before and after ratios or the rate of change?