// Numbas version: finer_feedback_settings
{"name": "Louise's copy of Jane's copy of Algebra V: algebraic fractions (simplification)", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"variable_groups": [], "extensions": [], "functions": {}, "variablesTest": {"condition": "", "maxRuns": 100}, "name": "Louise's copy of Jane's copy of Algebra V: algebraic fractions (simplification)", "tags": [], "metadata": {"description": "<p>A question to practice simplifying fractions with the use of <g class=\"gr_ gr_3 gr-alert gr_spell gr_inline_cards gr_run_anim ContextualSpelling multiReplace\" id=\"3\" data-gr-id=\"3\">factorisation</g> (for binomial and quadratic expressions).</p>", "licence": "Creative Commons Attribution 4.0 International"}, "variables": {"b3": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9)", "name": "b3"}, "d1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9 except n1)", "name": "d1"}, "ans": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "n1/d1", "name": "ans"}, "f2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except f1)", "name": "f2"}, "g1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0)", "name": "g1"}, "a1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9)", "name": "a1"}, "a2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9 except a1)", "name": "a2"}, "p2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..4)", "name": "p2"}, "b1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9)", "name": "b1"}, "b2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9 except b1)", "name": "b2"}, "e1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0)", "name": "e1"}, "b4": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9 except b3)", "name": "b4"}, "e3": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0 except e2)", "name": "e3"}, "n2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..9)", "name": "n2"}, "e2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0)", "name": "e2"}, "g2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0 except g1)", "name": "g2"}, "p3": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..4)", "name": "p3"}, "n1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..9)", "name": "n1"}, "c1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0)", "name": "c1"}, "co4": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..5)", "name": "co4"}, "co2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..5 except co1)", "name": "co2"}, "co1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..5)", "name": "co1"}, "co3": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..5)", "name": "co3"}, "f1": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5)", "name": "f1"}, "c2": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-5..5 except 0)", "name": "c2"}}, "parts": [{"variableReplacementStrategy": "originalfirst", "showCorrectAnswer": true, "scripts": {}, "showFeedbackIcon": true, "marks": 1, "answer": "({b1}n+{b2})/({b3}n+{b4})", "expectedvariablenames": [], "checkingaccuracy": 0.001, "vsetrangepoints": 5, "prompt": "<p>$\\simplify{(({n2}{b1}n^({p2}+1)+{n2}{b2}n^{p2})/({n2}{b3}n^({p2}+1)+{n2}{b4}n^{p2}))}$</p>", "showpreview": true, "type": "jme", "checkingtype": "absdiff", "vsetrange": [0, 1], "variableReplacements": [], "notallowed": {"partialCredit": 0, "message": "", "strings": ["^", "n*n"], "showStrings": false}, "checkvariablenames": false}], "rulesets": {}, "statement": "<p><strong>Simplify the following algebraic expressions.</strong></p>\n<p><strong><em>Note:</em></strong> <em>Although the question may accept coefficients in their decimal forms, it would be more appropriate to keep them in their most simplified fraction forms.</em></p>", "preamble": {"js": "", "css": ""}, "ungrouped_variables": ["n1", "d1", "ans", "a1", "a2", "n2", "p2", "b1", "b2", "b3", "b4", "c1", "c2", "e1", "e2", "e3", "co1", "co2", "f1", "f2", "co3", "co4", "p3", "g1", "g2"], "advice": "<p>Click 'Try another question like this one' if you need more practice.</p>", "type": "question", "contributors": [{"name": "Louise Lynch", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/2197/"}]}]}], "contributors": [{"name": "Louise Lynch", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/2197/"}]}