Answer:
The specific gravity of kerosene is 0.82
Step-by-step explanation:
Let
x -----> the weight in grams of a cubic centimeter of Kerosene
y ----> the weight in grams of a cubic centimeter of water
z ---> the specific gravity of a substance
so

we have

substitute the values

Answer:
It took him 7.5 hrs to drive home.
my bad
Step-by-step explanation:
rate of change as in the gradient??
if yes then the formula would be rise over run, so y over x, therefore 1/3
I believe the line shows in XZ because the line segment extends through and past points X and Z :)