The Ratio of the boy's allowance to his sister's is 5 : 4.
The new Ratio is 1 : 10000.
<h3>What is definition of ratio?</h3>
The quotient of two mathematical expressions, 1a. b: the proportion between two or more items in terms of quantity, amount, or size.
What does the arithmetic term "ratio" mean?
An ordered pair of numbers a and b, represented as a / b, is a ratio if b is not equal to 0. A proportion is an equation that sets two ratios at the same value.
For instance, if there is 1 boy and 3 girls, you may express the ratio as 1: 3 (there are 3 girls for every boy), meaning that there are 1 in 4 boys and 3 in 4 girls.