Gce Model Questions Vol1 2022 Computer Studies Question 30
Practice objective / multiple choice question 30 from the 2022 Gce Model Questions Vol1 Computer Studies examination.
A spreadsheet records daily sales for the first 30 days of January. The sales on day \(d\) (where \(d = 1,2,\dots ,30\)) follow the rule: \[\text{Sales}_d = 1000 + 50d \text{ (₦)}.\] A 7‑day moving average is defined as the average of the sales on day \(d\) and the six preceding days (i.e. days \(d-6\) to \(d\)). On which calendar date does the moving average first exceed ₦1,500? Give your answer as "\(d\) January" (e.g., "14 January").
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This is Gce Model Questions Vol1 2022 Computer Studies Question 30. It is one of the objective questions from the 2022 Gce Model Questions Vol1 Computer Studies examination.
Difficulty level: Hard .
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