<u>We are given</u>
- Radius of Earth; 6.4 x 100 meters = 640 meters
Clearly, the shape of the earth is a sphere. Thus, to determine the volume of the earth, we will use a formula that determines the volume of a sphere.

When we substitute the radius in the formula, we get;


Take π as 3.14


Simplify the numerator;


Divide the numerator by 3;


Answer:
I'm pretty sure it's the first one
Answer:
B. 2⁷
Step-by-step explanation:
Whenever you multiply 2 exponents, you add the powers.
(2³)(2⁴)
3 + 4 = 7
2⁷
Answer:
nothing
Step-by-step explanation:
Loan payments are <em>linear in the loan amount</em> for a given rate and period, so the payments for loans of $2000 and $1000 sum to the amount of payments for a loan of $3000.
The only possible savings (or cost) might come from rounding to the nearest cent. (In any event, the final payment on each loan should make up for any differences due to rounding.)