It's likely that the missing letters are ff. They are the first letters of the counting numbers one, two, three, four, five, six, seven...
The complete pattern is Whole-Whole-Half-Whole-Whole-Whole-Half.
816
The question is stated wrong.It should be: "What is the next letter in the series O T T F F ?", and the answer is " S ".These are the initial letters of the words: One Two Three Four Five, followed by Six.
reading made him a complete man
What kind of pattern? an ASCII pattern? please specify.
The most common pattern is the "relapsing-remitting" pattern, in which there are clearly defined symptomatic attacks lasting 24 hours or more, followed by complete or almost complete improvement.
Typically, one cable needle is needed to complete one row of a knitting pattern that involves cables.
8
Not having seen the pattern, we'd only be guessing.
A pattern envelope is the outside cover of a pattern. It is traditionally a paper envelope, but it can also be a clear plastic bag. The traditional paper envelope is printed with an image of the project to be made with the pattern, along with a complete list of all the materials needed to complete the project. Patterns enclosed in a clear plastic covering will have this same information printed on the pattern cover, which can be read through the plastic.
The complete pattern is Whole-Whole-Half-Whole-Whole-Whole-Half.
The that go after the number pattern 1,2,4,7 would be 11 then 16. This is taught in math.