Draw a long bone and label it's parts. Articular cartilage
Spongy bone
Periosteum
Comact bone

Explanation:

I showed you a picture where there are a long bone and its parts that are labeled on the picture.

A long bone has the diaphysis and the epiphysis which are considered as two parts of it.  Long bones are one of the five types of bones in the human body.

Articular cartilage is found at both sides of this bone and they are the biggest parts of a long bone.  At the first parts of the bone, first, comes articular cartilage, and then spongy bone, and then compact bone. After it comes to the periosteum which is found in the middle.

      x/140 = 25/100

we need to find the x to find the x multiply 140 and 25

and what do you get 3500.   and what is 3500 divided by 100

= 35

the answer antibodies or capos is