ratio
Definition
A quantitative relation between two amounts showing the number of times one value contains or is contained within the other.
हिन्दी दो मात्राओं के बीच मात्रात्मक संबंध जो दिखाता है कि एक मान दूसरे में कितनी बार शामिल है या शामिल है।
Example
"The student-to-teacher ratio at the school is 15 to 1."