// Numbas version: exam_results_page_options
{"name": "Distance, speed and time", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"ungrouped_variables": ["speed", "distance", "time", "speedcalc", "distancecalc", "timecalc", "acceleration", "speed2", "time2", "changeinspeed", "accelerationcalc", "time2calc"], "name": "Distance, speed and time", "metadata": {"licence": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International", "description": "<p>Calculating distance, speed and time</p>"}, "parts": [{"maxValue": "distancecalc+0.05", "variableReplacementStrategy": "originalfirst", "prompt": "<p>Henry travels for $\\var{time}$ minutes at an average speed of $\\var{speed}$ metres/minute. Calculate the distance Harry&nbsp;has travelled in metres.</p>", "scripts": {}, "showFeedbackIcon": true, "notationStyles": ["plain", "en", "si-en"], "type": "numberentry", "variableReplacements": [], "correctAnswerFraction": false, "correctAnswerStyle": "plain", "marks": 1, "showCorrectAnswer": true, "minValue": "distancecalc-0.05", "allowFractions": false}, {"maxValue": "speedcalc+0.05", "variableReplacementStrategy": "originalfirst", "prompt": "<p>A cyclist takes $\\var{time}$ minutes to cycle $\\var{distance}$ metres. What is the cyclist's average speed in metres per minute?</p>", "scripts": {}, "showFeedbackIcon": true, "notationStyles": ["plain", "en", "si-en"], "type": "numberentry", "variableReplacements": [], "correctAnswerFraction": false, "correctAnswerStyle": "plain", "marks": 1, "showCorrectAnswer": true, "minValue": "speedcalc-0.05", "allowFractions": false}, {"maxValue": "accelerationcalc+0.05", "variableReplacementStrategy": "originalfirst", "prompt": "<p>A car takes $\\var{time2}$ minutes to change its speed by $\\var{speed2}$ miles/minute. What is its acceleration in miles/minute/minute?</p>", "scripts": {}, "showFeedbackIcon": true, "notationStyles": ["plain", "en", "si-en"], "type": "numberentry", "variableReplacements": [], "correctAnswerFraction": false, "correctAnswerStyle": "plain", "marks": 1, "showCorrectAnswer": true, "minValue": "accelerationcalc-0.05", "allowFractions": false}, {"maxValue": "changeinspeed+0.05", "variableReplacementStrategy": "originalfirst", "prompt": "<p>A car accelerates at $\\var{acceleration}$ miles/minute/minute for $\\var{time2}$ minutes. What is its change in speed in miles/minute?</p>", "scripts": {}, "showFeedbackIcon": true, "notationStyles": ["plain", "en", "si-en"], "type": "numberentry", "variableReplacements": [], "correctAnswerFraction": false, "correctAnswerStyle": "plain", "marks": 1, "showCorrectAnswer": true, "minValue": "changeinspeed-0.05", "allowFractions": false}], "functions": {}, "tags": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "rulesets": {}, "extensions": [], "preamble": {"js": "", "css": ""}, "variables": {"speed2": {"name": "speed2", "description": "", "definition": "random(1..50)", "templateType": "anything", "group": "Ungrouped variables"}, "speed": {"name": "speed", "description": "", "definition": "random(1..50)", "templateType": "anything", "group": "Ungrouped variables"}, "distance": {"name": "distance", "description": "", "definition": "random(1..200)", "templateType": "anything", "group": "Ungrouped variables"}, "accelerationcalc": {"name": "accelerationcalc", "description": "", "definition": "speed2/time2", "templateType": "anything", "group": "Ungrouped variables"}, "acceleration": {"name": "acceleration", "description": "", "definition": "random(-20..20 except 0)", "templateType": "anything", "group": "Ungrouped variables"}, "changeinspeed": {"name": "changeinspeed", "description": "", "definition": "acceleration*time2", "templateType": "anything", "group": "Ungrouped variables"}, "timecalc": {"name": "timecalc", "description": "", "definition": "distance/speed", "templateType": "anything", "group": "Ungrouped variables"}, "distancecalc": {"name": "distancecalc", "description": "", "definition": "speed*time", "templateType": "anything", "group": "Ungrouped variables"}, "time2": {"name": "time2", "description": "", "definition": "random(1..90)", "templateType": "anything", "group": "Ungrouped variables"}, "speedcalc": {"name": "speedcalc", "description": "", "definition": "distance/time", "templateType": "anything", "group": "Ungrouped variables"}, "time2calc": {"name": "time2calc", "description": "", "definition": "speed2/acceleration", "templateType": "anything", "group": "Ungrouped variables"}, "time": {"name": "time", "description": "", "definition": "random(0..90)", "templateType": "anything", "group": "Ungrouped variables"}}, "variable_groups": [], "statement": "<p>Calculate the following.</p>", "advice": "<p>Remember:</p>\n<p>Speed = distance / time</p>\n<p>Acceleration = change in speed / time</p>", "type": "question", "contributors": [{"name": "Rachel Staddon", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/901/"}]}]}], "contributors": [{"name": "Rachel Staddon", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/901/"}]}