Showing posts with label inverse tangent calculator. Show all posts
Showing posts with label inverse tangent calculator. Show all posts

Tuesday, September 7, 2010

Help with proportions and ratios

Proportions and Ratios
The ratio 50/15 may be simplified and written as 10/3.
50/15=10/3
An equation that state that the two ratios are equal is called a proportion. The preceding proportions may also be written in the form 50:15=10:3.
Percentage:
A percentage is a way of expressing number as a fraction of 100 (per cent meaning "per hundred"). This could also help us on inverse tangent calculator
Ratios:
The ration of two numbers p and q(q≠0) is the quotient of the numbers. The numbers p and q referred to as the terms of the ratio.