If 3 is triplicate, then 5 is quintuplicate. In mathematical terms, "triplicate" means three of something, while "quintuplicate" refers to five of something. So, if we follow that pattern, 5 corresponds to quintuplicate.
Writing in triplicate.
triplicate
quintuplicate sextuplicate septuplicate octuplicate nonuplicate decuplicate
5 - 3 and 3/5 = 1 and 2/5
1/3 of 5 add 5 = 1/3*5 + 5 = 5/3 + 5 = 12/3 + 5 = 62/3 or 20/3
Writing in triplicate.
3 sheets
Writing in triplicate.
The future tense is "will triplicate".
I need you to file these forms in triplicate.
The form must be filled out in triplicate.
Trouble in Triplicate has 186 pages.
Trouble in Triplicate was created on 1949-02-11.
Triplicate. eg This letter should be done in triplicate.
The word you're looking for is... triplicate.
triplicate
He had to fill out the forms in triplicate - one set for the office, one for himself, and one for the agent.