{"id":"fpa-product-revenue-mix-corrected-lines","audience":"fpa","category":"finance-work","track":"finance","technique":"verification","level":"beginner","title":"Compute product revenue mix after a reclass between products","free":false,"task":"You're showing the product revenue mix to the CEO. Write a prompt for plain text with lines starting \"Product A:\", \"Product B:\", \"Product C:\" and \"Total:\". Each product line gives revenue and its share of the total as a whole-number percent, with the division shown. Use the corrected figures. Total confirms the shares add to 100%. Under 70 words.","materialLabel":"Source material (attached to your prompt automatically)","material":"REVENUE BY PRODUCT - Q3 2026\n\nAs first reported (Oct 25):\n- Product A: $450,000\n- Product B: $300,000\n- Product C: $150,000\n- Total: $900,000\n\nReclass entry posted Oct 30: $30,000 of revenue was moved from Product C to Product B because an invoice had been coded to the wrong product line. The total is unchanged.\n\nThe CEO asked for the mix to appear in the Nov 10 update. Shares are product revenue divided by total revenue, rounded to the nearest whole percent. The rounded shares for this quarter happen to add up to exactly 100%.\n\nNote: last quarter's mix was A 48%, B 32%, C 20%. This is for reference only and is not to be restated here. All figures are net revenue after discounts and returns.","rules":[{"type":"plainText"},{"type":"maxWords","max":70}],"promptHints":[{"label":"Names the four lines","patterns":["product a","product b","product c","total"]},{"label":"Uses corrected figures","patterns":["corrected","reclass","330,000"]},{"label":"Shows the division","patterns":["divid","show"]},{"label":"Asks for the total check","patterns":["100%","add"]},{"label":"Caps length","patterns":["\\d+\\s*words","under \\d+"]}],"mistakes":[{"title":"Using the first-reported figures","why":"The AI shows B 33% and C 17%.","fix":"Say: \"Use the corrected figures after the Oct 30 reclass.\"","checks":["r1"]},{"title":"Skipping the division","why":"The AI shows only percentages.","fix":"Add: \"Show revenue / total for each share.\"","checks":["r1"]},{"title":"Missing the total check","why":"The AI doesn't prove the shares add to 100%.","fix":"Add: \"Total: the shares added together.\"","checks":["r2"]},{"title":"Missing labels","why":"The AI writes a table or paragraph.","fix":"Add: \"Four lines with these exact labels in order.\"","checks":["r0"]},{"title":"Markdown extras","why":"The AI adds bold labels, headings and a closing note.","fix":"Say: \"Plain text, no bold. Output only the lines asked for.\"","checks":["plainText"]},{"title":"Trusting the AI to count words","why":"AI is bad at counting and runs past word limits.","fix":"Ask for fewer words than the real cap and keep each part short.","checks":["maxWords"]}],"hint":"The reclass changes two products. Use the corrected revenue and show each division.","rubricLabels":["The four lines start Product A:, Product B:, Product C: and Total: in that order","Product B shows $330,000 / $900,000 = 37% and Product C shows $120,000 / $900,000 = 13% (the corrected figures), and Product A shows $450,000 / $900,000 = 50%","Total shows 50% + 37% + 13% = 100% and $900,000"]}