Yes, he is correct.

", "No, he is incorrect.

"], "matrix": [0, "1"], "variableReplacementStrategy": "originalfirst", "prompt": "Is Jimbo correct?

\n", "marks": 0, "displayType": "radiogroup", "distractors": ["", ""], "displayColumns": 0, "minMarks": 0, "shuffleChoices": false, "showFeedbackIcon": true, "showCorrectAnswer": true, "variableReplacements": [], "maxMarks": 0, "scripts": {}}], "variables": {"num": {"name": "num", "description": "", "definition": "random(20..180)", "templateType": "anything", "group": "Ungrouped variables"}, "den": {"name": "den", "description": "", "definition": "random(2..20)", "templateType": "anything", "group": "Ungrouped variables"}}, "preamble": {"css": "", "js": ""}, "statement": "The **division** button and the **fraction** button on Jimbo's scientific calculator are broken. However, all the other buttons continue to work. Jimbo believes that it is now **impossible** to use his calculator to determine the value of such things as $\\var{num}\\div \\var{den}$.

Jimbo can use his calculator to determine $\\var{num}\\div \\var{den}$ without using the division button since $\\var{num}\\div \\var{den}=\\var{num}\\times\\frac{1}{\\var{den}}$.

\n\nFor example, dividing a number by 2 is the same as multiplying that number by a half.

", "variable_groups": [], "tags": [], "metadata": {"description": "Students seem to miss the fact that division is actually multiplication by the reciprocal or the inverse of multiplication. This question attempts to address that.

", "licence": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International"}}], "pickingStrategy": "all-ordered"}], "contributors": [{"name": "judith metz", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1938/"}]}