90 can go into 3 only 1/30 of one time.
16.22 because two twenty dollar Bill's equals 40 then subtract 23.78 which equals 16.22
Answer:
29
Step-by-step explanation:
Answer:
The approximate age of the bone is approximately 11552 years.
Step-by-step explanation:
The current proportion of carbon-14 with respect to its original amount is defined by following formula:
(1)
Where:
- Current amount of carbon-14, no unit.
- Initial amount of carbon-14, no unit.
- Time, in years.
If we know that
, then the approximate age of the bone is:


The approximate age of the bone is approximately 11552 years.