Function Machine Find The Rule — Set 61

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        "subject": "arithmetic",
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                "id": 1,
                "type": "function-machine",
                "subType": "find-rule",
                "rule": "+2",
                "input": 7,
                "output": 9,
                "question": "Input: 7 → [?] → 9, what is the rule?",
                "answer": "+2",
                "correctAnswer": "+2",
                "difficulty": "normal"
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            {
                "id": 2,
                "type": "function-machine",
                "subType": "find-rule",
                "rule": "×5",
                "input": 9,
                "output": 45,
                "question": "Input: 9 → [?] → 45, what is the rule?",
                "answer": "×5",
                "correctAnswer": "×5",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "function-machine",
                "subType": "find-rule",
                "rule": "+2",
                "input": 1,
                "output": 3,
                "question": "Input: 1 → [?] → 3, what is the rule?",
                "answer": "+2",
                "correctAnswer": "+2",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "function-machine",
                "subType": "find-rule",
                "rule": "×2",
                "input": 3,
                "output": 6,
                "question": "Input: 3 → [?] → 6, what is the rule?",
                "answer": "×2",
                "correctAnswer": "×2",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "function-machine",
                "subType": "find-input",
                "rule": "+10",
                "input": 5,
                "output": 15,
                "question": "? → [+10] → 15",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "function-machine",
                "subType": "find-input",
                "rule": "+2",
                "input": 5,
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                "question": "? → [+2] → 7",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "function-machine",
                "subType": "find-input",
                "rule": "×5",
                "input": 10,
                "output": 50,
                "question": "? → [×5] → 50",
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                "correctAnswer": "10",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "function-machine",
                "subType": "find-rule",
                "rule": "+10",
                "input": 7,
                "output": 17,
                "question": "Input: 7 → [?] → 17, what is the rule?",
                "answer": "+10",
                "correctAnswer": "+10",
                "difficulty": "normal"
            }
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        "layout": {
            "columns": 2,
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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