Clock Math Quarter Hour Starter — Set 15

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            "type": "clock-math",
            "subType": "elapsed-time",
            "question": "How many minutes from 5:00 to 7:00?",
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            "question": "60 minutes before 4:30 = ?",
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            "subType": "add-time",
            "question": "90 minutes after 1:00 = ?",
            "answer": "2:30",
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            "id": 11,
            "type": "clock-math",
            "subType": "read-time",
            "question": "What time is shown on the clock? [5 o'clock]",
            "answer": "5:00",
            "correctAnswer": "5:00",
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            "id": 12,
            "type": "clock-math",
            "subType": "add-time",
            "question": "30 minutes after 5:00 = ?",
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            "id": 14,
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            "question": "What time is shown on the clock? [2 o'clock]",
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