{"id":"ops-oven-batches-vs-demand-overtime-plan","audience":"operations","category":"operations-work","track":"operations","technique":"verification","level":"intermediate","title":"Work out oven batches per day, the shortfall and the overtime needed","free":false,"task":"Write a prompt for plain text with exactly four lines: \"Per day:\", \"Shortfall:\", \"Overtime needed:\" and \"Check:\". Batches must finish inside the working time, so round batches down for a day and round the batches needed up for overtime. Show the math. The Check line says the ops manager approves overtime. Under 90 words.","materialLabel":"Your material (attached to your prompt automatically)","material":"BAKERY OVEN PLAN - tomorrow\n\nOven capacity: 24 trays per batch.\nCycle: 40 minutes bake plus 10 minutes load and unload = 50 minutes per batch.\nNormal working time: 10 hours (600 minutes). A batch only counts if its whole 50-minute cycle fits inside the working time.\nDemand tomorrow: 340 trays.\nOvertime adds time in the same way: only complete 50-minute batches count.\n\nThe shift lead says, \"We do about 12 batches, so 288 trays, and a couple extra hours of overtime will do it.\" The ops manager approves overtime.","rules":[{"type":"plainText"},{"type":"maxWords","max":90}],"promptHints":[{"label":"Quotes the labels","patterns":["per day:","shortfall:","overtime needed:","check:"]},{"label":"Uses whole batches","patterns":["whole batch","rounded up","round(ed)? down"]},{"label":"Shows the math","patterns":["show","/ 50","x 24"]},{"label":"Names the approver","patterns":["ops manager approves"]},{"label":"Asks for plain text","patterns":["plain","no bold","no markdown","no formatting","no headings"]}],"mistakes":[{"title":"Rounding the shortfall down","why":"The AI says 2 batches (2 hours) is enough.","fix":"Say: \"Round the batches needed UP to whole batches.\"","checks":["r2"]},{"title":"Using fractional batches","why":"The AI counts 12.5 batches in the day.","fix":"Say: \"Whole batches only.\"","checks":["r1"]},{"title":"Wrong lines","why":"The AI writes a paragraph.","fix":"Quote the four labels.","checks":["r0"]},{"title":"Getting markdown back","why":"AI adds bold, headings and bullets by default, which show up as stray symbols where this is pasted.","fix":"Say \"plain text, no bold, no headings, no asterisks\".","checks":["plainText"]},{"title":"Trusting the AI to count words","why":"AI is bad at counting and usually runs long, so a vague \"keep it short\" lands over the limit.","fix":"Cap each part instead of the total, for example \"each line under 15 words\".","checks":["maxWords"]}],"hint":"Give each formula, say when to round down and when up, and who approves.","mission":"Work out the oven shortfall and how much overtime covers it.","musts":["Round day batches down","Round needed batches up","Ops manager approves overtime"],"rubricLabels":["There are four lines starting Per day:, Shortfall:, Overtime needed: and Check: in that order","Per day shows 600 / 50 = 12 batches and 12 x 24 = 288 trays, and Shortfall shows 340 - 288 = 52 trays","Overtime needed shows 52 / 24 = 2.17, so 3 batches, 3 x 50 = 150 minutes (2.5 hours), and Check says the ops manager approves overtime"]}