Answer:
612 inches.
Step-by-step explanation:
1 yard = 36 inches.
17 * 36 =
Answer: 147 square feet.
Step-by-step explanation: 7x7x3= 147 square feet.
Answer:
and 
Step-by-step explanation:
The equation of the isotope decay is:

14-Carbon has a half-life of 5568 years, the time constant of the isotope is:


The decay time is:
(There is no a year 0 in chronology).

Lastly, the relative amount is estimated by direct substitution:




