Answer:
Step-by-step explanation:
Alright, lets get started.
A tailor needs
meters of cloth to make 1 poncho.
It other words, for making 1 poncho, tailor needs cloth =
meters
Converting mixed number into fraction
For making 1 poncho, tailor needs cloth = 
Hence making 15 ponchos, tailor needs cloth = 
Hence making 15 ponchos, tailor needs cloth = 
Hence 51 meters of cloth is required. : Answer
Hope it will help :)