The phrase "a fair mix" is correct and usable in written English.
It can be used to describe a balanced combination of different elements or qualities in a situation or context.
Example: "The event featured a fair mix of entertainment, education, and networking opportunities for all attendees."
Alternatives: "a balanced combination" or "an even blend".
The build-up [to the international] was very exciting because Liverpool were a fair mix of Scottish and English players.
It emphasises that the upper house should contain a "fair" mix of sexes, colours, ages and political opinions (an outcome, in other words, which elections are not designed to produce, and seldom do).
It is home to many transplants from the Midwest, and Florida political strategists described it as somewhat moderate and Midwestern in its political outlook, with a fair mix of socially tolerant Rockefeller Republicans thrown in.
Having a fair mix of men and women earns companies 15percentt more money than their rivals because the more diverse a company, the more opposing views it tends to have.
Ever the contrarians, the list is topped by OutKast's little-known 2000 single 'B.O.B' (which also headed up their previous list of the best singles from 2000-2004), butherere's a fair mix of better-known and more left-field inclusions also.
Furthermore the five computational routines including Fast Fourier Transforms (FFT), Jacobi Successive Over-relaxation (SOR), Monte Carlo integration, Sparse matrix multiply dense LU matrix factorization represent a fair mix of scientific computing problems.
We represent a pretty fair mix of white-collar jobs: an insurance executive, a regional sales manager for an office furniture company, a retail chain executive, a partner in a commercial real estate firm, a home builder, a lawyer, a teacher — and my wife and me, journalists.
I've made a fair few mix tapes over the years and they partly reflect the tastes of the person I was making it for and partly whatever I was switched on by musically at the time.
The costumes are a veritable fashion fair, mixing dancewear, formal wear and stripperwear.
"We feel justified in our actions and hope they will result in a better and fairer mix of legislation in the future".
The United States pavilion, one of the largest at Expo '98, does a fair job of mixing education and entertainment.
