expert Set 67 Form Exercise

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            "question": "What is the midpoint between 4 and 20 on the number line?",
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            "question": "What number is at point A on the number line? [0...A...9]",
            "answer": 7,
            "correctAnswer": "7",
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            "id": 3,
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            "question": "On a number line from 0 to 10 with marks every 2, mark the number 6. What tick is it at?",
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            "question": "What is the midpoint between 5 and 19 on the number line?",
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            "id": 6,
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            "question": "What is the midpoint between 4 and 42 on the number line?",
            "answer": 23,
            "correctAnswer": "23",
            "difficulty": "expert"
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            "id": 7,
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            "question": "What is the midpoint between 5 and 45 on the number line?",
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            "question": "What is the midpoint between 5 and 37 on the number line?",
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            "id": 10,
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            "subType": "place-number",
            "question": "On a number line from 0 to 25 with marks every 5, mark the number 5. What tick is it at?",
            "answer": 5,
            "correctAnswer": "5",
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            "id": 11,
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            "question": "What number is at point A on the number line? [5...A...10]",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "expert"
        },
        {
            "id": 12,
            "type": "number-line",
            "subType": "place-number",
            "question": "On a number line from 0 to 15 with marks every 3, mark the number 9. What tick is it at?",
            "answer": 9,
            "correctAnswer": "9",
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            "id": 13,
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            "question": "What number is at point A on the number line? [1...A...7]",
            "answer": 4,
            "correctAnswer": "4",
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            "id": 14,
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            "question": "What is the midpoint between 3 and 39 on the number line?",
            "answer": 21,
            "correctAnswer": "21",
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            "question": "What is the midpoint between 2 and 10 on the number line?",
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            "answer": 8,
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            "answer": 4,
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            "question": "What is the midpoint between 0 and 12 on the number line?",
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