If someone is one and twenty, they are one and twenty years old, or one plus twenty years old, or 1 + 20 or 21 years old. Another similar wording is "four and twenty black birds" from Sing a Song of Sixpence, the well known English nursery rhyme. In those couple of lines of verse, four and twenty Blackbirds is four plus twenty blackbirds or 4 + 20 or 24 blackbirds.
20% 4 divided by 20 = 0.20 0.20 is 20% Four is one fifth of twenty. One fifth in a percent is twenty percent (20%), because percent means out of 100, and 100 divided by five equals twenty. If you would like to know why percent is called percent, it is actually very simple. PER - meaning out of, and CENT meaning 100. Out of 100.
121 is one twenty-one
Twenty one twenty fifths can be written as a fraction as 21/25.
If you have twenty-seven things lined up in a row, then the last one is the twenty-seventh one.
Negative twenty nine minus negative twenty one is negative eight.
a ratio meaning the first number is twenty five times greater then the second
The twenty first set of one hundred years since the birth of Christ.
I would think that it means 21 years old.
A twenty sided polygon is called an icosagon - from the Greek words "icosi", meaning twenty, and "gonus", meaning angle, or knee.
One-hundred and twenty-five megabytes, approximately 125 million bytes.
20% 4 divided by 20 = 0.20 0.20 is 20% Four is one fifth of twenty. One fifth in a percent is twenty percent (20%), because percent means out of 100, and 100 divided by five equals twenty. If you would like to know why percent is called percent, it is actually very simple. PER - meaning out of, and CENT meaning 100. Out of 100.
a score is twenty so one hundred and fourscore and five thousand is 5180!
One more that nineteen; twice; as, twenty men., An indefinite number more or less that twenty., The number next following nineteen; the sum of twelve and eight, or twice ten; twenty units or objects; a score., A symbol representing twenty units, as 20, or xx.
In Swahili, "kumi ishirini" means twenty. It is a combination of the words "kumi" which means ten, and "ishirini" which means twenty.
In the Dholuo language of African origin, "piero ariyo gachiel" has the meaning of "Twenty one."
one hundred twenty-eight
121 is one twenty-one