Answer:
Each age is 12 more than the last so the rate of change would be twelve.
Yes it is linear, every twelve pounds is 2.5 more millimeters of dosage.
I think it will be because if you multiply 1/2 times 4/5 it will be 0.4
Yes, the slope is 5. You are correct
First: 7cm, 7cm, 11cm
second: 19cm, 3cm, 3cm
In expanded form or decimal form 32/100 is equal to 0.32 or 32% or if simplified the fraction is 8/25