{"id":"res-hs-club-fundraiser-profit","audience":"high-school","category":"research","technique":"verification","title":"Compare three club fundraiser ideas on expected profit","free":false,"task":"Your robotics club is choosing a winter fundraiser, and members collected numbers for 3 ideas. You want exactly 3 numbered lines, one per idea, each showing the math to expected profit (like \"($5 - $2) x 200 - $50 = $550\"), then a final line \"Highest:\". Use the latest supplier prices and only the numbers in the notes, plain text, nothing else.","materialLabel":"Your club's fundraiser notes (attached to your prompt automatically)","material":"ROBOTICS CLUB - WINTER FUNDRAISER IDEAS (expected sales from last year's sign-up sheets)\n\n1) Hot cocoa stand at the winter concert\nSell price $3 per cup. Cost $1 per cup. Expected sales: 250 cups. Table rental: $40.\n\n2) Custom club T-shirts\nSell price $20 each. Supplier quote (Oct): $11 per shirt.\nUpdated quote (Nov 3): $13 per shirt because of a color change. Expected sales: 60 shirts. Setup fee: $60.\n\n3) Raffle for a donated drone\nTicket price $2. Expected sales: 300 tickets. Cost: $0 (drone donated). Raffle permit from the school: $25.\n\nNote: Jayden says \"everyone will buy shirts, like 150 easy,\" but last year only 60 signed up.","rules":[{"type":"numberedItems","count":3},{"type":"plainText"}],"mistakes":[{"title":"Using the old quote","why":"The October shirt price is listed first, and the AI may miss the update.","fix":"Say: \"Use the latest supplier price.\"","checks":["r0"]},{"title":"Trusting the hype","why":"Jayden's '150 easy' guess would make shirts look best.","fix":"Add: \"Use the expected sales in the notes, not guesses.\"","checks":["r0"]},{"title":"Forgetting fees","why":"The AI multiplies price by sales and skips table, setup and permit fees.","fix":"Say: \"Subtract every fee and show the math.\"","checks":["r1"]},{"title":"Getting opinions","why":"The AI weighs effort and fun, which isn't the comparison you asked for.","fix":"Say: \"Output only the 3 lines and Highest.\"","checks":["r2"]},{"title":"Not saying how many","why":"The AI decides the length itself and usually returns more lines, one per idea than you can use.","fix":"Be exact: \"exactly 3 numbered lines, one per idea.\"","checks":["numberedItems"]},{"title":"Getting markdown back","why":"AI defaults to bold labels and headings, which show up as stray symbols in the club group chat.","fix":"Ask for \"plain text, no bold, no headings.\"","checks":["plainText"]}],"promptHints":[{"label":"Asks for profit","patterns":["profit","after costs","net"]},{"label":"Asks to show the math","patterns":["show (the |your )?math","calculat"]},{"label":"Uses the latest price","patterns":["latest","updated","nov(ember)?\\.? 3","\\$13"]},{"label":"Says exactly how many","patterns":["\\b(3|three)\\b.{0,25}(line|idea)","exactly \\d+"]},{"label":"Asks for plain text","patterns":["plain","no bold","no markdown","no formatting","no headings"]}],"hint":"Profit depends on costs, fees and realistic sales. Tell the AI which prices and sales numbers to trust, and to show the math.","rubricLabels":["Profits are correct: cocoa ($3 - $1) x 250 - $40 = $460; shirts ($20 - $13) x 60 - $60 = $360 (using the Nov 3 price and 60 shirts, not 150); raffle $2 x 300 - $25 = $575","Each line shows its math, and the Highest line names the raffle","Outputs only the 3 numbered lines and the Highest line: no intro, no opinions on which is more fun"]}