Answer:
Option A.
Step-by-step explanation:
The given expression is

We need to find the difference round to the less precise measurement.
Taking out the common factor.


Precise measurement of given expression is 81.2g.
A measurement with more decimal places is more precise and vice versa.
Now, approx the answer to the the nearest whole measure.

The less precise measurement of given expression is 81g.
Therefore, the correct option is A.
29/100 ok so think of it like this you have 100 pieces of one pie and you eat 29% you eat 29 of the 100 so 29/100
Answer:
ok I can't do it, but maybe someone else will help you
Well what does the question ask you
Answer:
the rate of change of the distance from the particle to the origin at this instant = 3.33unit/secs
Step-by-step explanation:
The approach to solve the question involves , concept of rate of change in differentiation, implicit differentiation and appropriate substitution were made to get the rate of change of distance.
The steps are as shown in the attached file.