Consider the data,
The size of chunks generated = 40 bytes
The time is taken to generate a chunk = 
The size of the TCP (Transmission Control Protocol) header = 20 bytes
The size of the IP header = 20 bytes
Calculate the total size of the header by using the below formula:

Calculate the total segment size by using the below formula:

Calculate the percentage of the datagram is as following:

Therefore, the percentage of overhead is
and application data is
.