You have to get from $30 to $21.75
21.75/30=0.725 x 100= 72.5% of the original price
Answer:
Option A.
Step-by-step explanation:
Area of a square is
.... (1)
where, x is side length.
The length of each side of his square plot is decreasing at the constant rate of 2 feet/year.

It is given that bob currently owns 250,000 square feet of land.
Fist find the length of each side.


Taking square root on both sides.

Differentiate with respect to t.

Substitute x=500 and
in the above equation.


Farmer bob is losing 2,000 square feet of land per year.
Therefore, the correct option is A.
Answer:
100 %
Step-by-step explanation:
The answer is one . 3 times 2 is 6. And you know 6+1 =7
Rational number: Whole number isn't likely, negative integer isn't change, rational number is most likely, irrational number is not possible for cash change.