// Numbas version: exam_results_page_options
{"name": "IV flow rate mL/hr", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"tags": [], "ungrouped_variables": ["V", "h", "r", "rrounded"], "extensions": [], "statement": "<p>Evaluate the following&nbsp;without using a calculator.</p>\n<p>If you are unsure of how to do&nbsp;a question, click on&nbsp;<i>Reveal answers</i>&nbsp;to see the full working. Then, once you understand how to do the question, click on&nbsp;<em>Try another question like this one</em>&nbsp;to start again.</p>", "variable_groups": [], "variablesTest": {"condition": "", "maxRuns": 100}, "functions": {}, "rulesets": {}, "metadata": {"description": "Nursing question. IV question. Given volume and time (in hours), what is the flow rate of IV infusion in mL/hr?", "licence": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International"}, "parts": [{"extendBaseMarkingAlgorithm": true, "sortAnswers": false, "variableReplacementStrategy": "originalfirst", "prompt": "<p>Your patient is ordered $\\var{V}$ mL intravenously (IV) over $\\var{h}$ hours. How many mL of fluid should be delivered each hour?</p>\n<p>[[0]] mL/hr (to the nearest whole number)</p>", "unitTests": [], "customMarkingAlgorithm": "", "useCustomName": false, "variableReplacements": [], "type": "gapfill", "showCorrectAnswer": true, "marks": 0, "showFeedbackIcon": true, "gaps": [{"mustBeReduced": false, "variableReplacementStrategy": "originalfirst", "minValue": "r", "customMarkingAlgorithm": "", "showFeedbackIcon": true, "marks": 1, "precisionMessage": "You have not given your answer to the nearest whole number.", "precisionType": "dp", "precision": 0, "extendBaseMarkingAlgorithm": true, "allowFractions": false, "notationStyles": ["plain", "en", "si-en"], "mustBeReducedPC": 0, "unitTests": [], "customName": "", "useCustomName": false, "maxValue": "r", "variableReplacements": [], "strictPrecision": false, "correctAnswerStyle": "plain", "showPrecisionHint": false, "correctAnswerFraction": false, "showCorrectAnswer": true, "scripts": {}, "type": "numberentry", "precisionPartialCredit": 0}], "scripts": {}, "customName": ""}], "variables": {"h": {"name": "h", "definition": "random(3..12 except 10)", "description": "", "group": "Ungrouped variables", "templateType": "anything"}, "V": {"name": "V", "definition": "switch(h=3,random(200,250, 500, 1000, 2000, 4000, 5000), h=4, random(250, 500, 750, 1000, 2000, 3000, 5000), h=5, random(750, 1000, 2000, 3000, 4000, 6000), random(250, 500, 750, 1000, 2000, 3000, 4000, 5000)) \n", "description": "", "group": "Ungrouped variables", "templateType": "anything"}, "rrounded": {"name": "rrounded", "definition": "precround(r,0)", "description": "", "group": "Ungrouped variables", "templateType": "anything"}, "r": {"name": "r", "definition": "V/h", "description": "", "group": "Ungrouped variables", "templateType": "anything"}}, "name": "IV flow rate mL/hr", "preamble": {"js": "", "css": ""}, "advice": "<p><span data-jme-visible=\"r=rrounded\">\\begin{align}\\text{rate (mL/hr)}&amp;=\\frac{\\text{volume (mL)}}{\\text{time (hr)}}\\\\&amp;=\\frac{\\var{V}\\text{ mL}}{\\var{h} \\text{ hr}}\\\\&amp;=\\var{rrounded} \\text{ mL/hr}\\end{align}</span></p>\n<p><span data-jme-visible=\"r&lt;&gt;rrounded\">\\begin{align}\\text{rate (mL/hr)}&amp;=\\frac{\\text{volume (mL)}}{\\text{time (hr)}}\\\\&amp;=\\frac{\\var{V}\\text{ mL}}{\\var{h} \\text{ hr}}\\\\&amp;=\\var{rrounded} \\text{ mL/hr (to the nearest whole number)}\\end{align}</span></p>", "contributors": [{"name": "Ben Brawn", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/605/"}]}]}], "contributors": [{"name": "Ben Brawn", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/605/"}]}