Math question writer (Numerical Reasoning)

Hi, We are an aviation website that currently looking for a math writer to write 240 questions for our math test question bank. The questions you are going to write is going to be UK’s GCSE level of mathematics. These should not be so hard questions and users should be able to answer this question without calculator (paper and pencil only). Please note: we need answers to each question (No explanation needed) All of your content needs to be 100% geniune and grammatical / numerical error free. It should not be copy from someone else work, no plagarism etc. The math questions must consist of the following: Percentage (40 questions) Multiplication (40 questions) Division (40 questions) Fraction (40 questions) Math equation (40 questions) Wording Problem (40 questions) You must write these questions in 3 different levels: Easy level, Medium Level, Hard Level Look at file1 below for some examples: (These are from our question bank at our website, we want very similar to this) It would be great advantage if you good at writing physics questions as well because that will be our next project. Thanks