How many bones is in an adult body???

206 is the average.

http://en.wikipedia.org/wiki/Human_skeleton

An adult human body typically has 206 bones. However, the exact number can vary slightly from person to person as some bones may fuse together during growth.

To find out how many bones are in an adult body, you can rely on anatomical knowledge or consult a reliable source such as an anatomy textbook or medical website. The answer to your question is that an adult human body typically has 206 bones. However, it's important to note that the exact number can vary slightly from person to person due to individual differences in skeletal development and the existence of "extra" bones known as sesamoid bones, which are not present in everyone.