Each installment includes six to seven weekly units of instruction. (blog.learninglist.com)
Objectives covered: To use simple formulae (unknown variables) The entire pack can be purchased either on a lesson by lesson basis or as weekly units of work. (tes.com)
We exited the December quarter towards the lower end of our target range of five to seven weeks of iPhone channel inventory with less than 1 million more iPhones in the channel compared to the December quarter a year ago, in line with our growth in average weekly unit sales. (asymco.com)