// Numbas version: exam_results_page_options {"name": "Kinga's copy of Distance, speed and time", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"tags": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "preamble": {"css": "", "js": ""}, "ungrouped_variables": ["speed", "distance", "time", "speedcalc", "distancecalc", "timecalc", "acceleration", "speed2", "time2", "changeinspeed", "accelerationcalc", "time2calc"], "variables": {"distance": {"name": "distance", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "random(1..200)"}, "distancecalc": {"name": "distancecalc", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "speed*time"}, "time2calc": {"name": "time2calc", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "speed2/acceleration"}, "accelerationcalc": {"name": "accelerationcalc", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "speed2/time2"}, "changeinspeed": {"name": "changeinspeed", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "acceleration*time2"}, "speedcalc": {"name": "speedcalc", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "distance/time"}, "time2": {"name": "time2", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "random(1..90)"}, "speed": {"name": "speed", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "random(1..50)"}, "timecalc": {"name": "timecalc", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "distance/speed"}, "speed2": {"name": "speed2", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "random(1..50)"}, "acceleration": {"name": "acceleration", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "random(-20..20 except 0)"}, "time": {"name": "time", "templateType": "anything", "group": "Ungrouped variables", "description": "", "definition": "random(0..90)"}}, "name": "Kinga's copy of Distance, speed and time", "advice": "

Remember:

\n

Speed = distance / time

\n

Acceleration = change in speed / time

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Calculating distance, speed and time

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Calculate the following.

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You have not given your answer to the correct precision.

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Henry travels for $\\var{time}$ minutes at an average speed of $\\var{speed}$ metres/minute. Calculate the distance Harry has travelled in metres.

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