Archaeologists used pieces of burned wood, or charcoal, found at the site to date prehistoric paintings and

Question:

Archaeologists used pieces of burned wood, or charcoal, found at the site to date prehistoric paintings and drawings on walls and ceilings of a cave in Lascaux, France. See the following figure. Use the information on page 87 to determine the approximate age of a piece of burned wood, if it was found that 85.5% of the C-14 found in living trees of the same type had decayed.

Archaeologists used pieces of burned wood, or charcoal, found at