B Set 31 Unknown

This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.

{
    "contentData": {
        "operation": "clock-math",
        "subject": "clock-math",
        "difficulty": "hard",
        "config": {
            "difficulty": "hard",
            "clockMode": "quarter-hour",
            "maxNumber": 10
        },
        "problems": [
            {
                "id": 1,
                "type": "clock-math",
                "subType": "add-time",
                "question": "66 minutes after 1:08 = ?",
                "answer": "2:14",
                "correctAnswer": "2:14",
                "difficulty": "hard"
            },
            {
                "id": 2,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "38 minutes before 3:04 = ?",
                "answer": "2:26",
                "correctAnswer": "2:26",
                "difficulty": "hard"
            },
            {
                "id": 3,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "31 minutes before 12:41 = ?",
                "answer": "12:10",
                "correctAnswer": "12:10",
                "difficulty": "hard"
            },
            {
                "id": 4,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 11:30 to 12:29?",
                "answer": 59,
                "correctAnswer": "59",
                "difficulty": "hard"
            },
            {
                "id": 5,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 7, minute hand at 49 minutes]",
                "answer": "7:49",
                "correctAnswer": "7:49",
                "difficulty": "hard"
            },
            {
                "id": 6,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 10:28 to 11:07?",
                "answer": 39,
                "correctAnswer": "39",
                "difficulty": "hard"
            },
            {
                "id": 7,
                "type": "clock-math",
                "subType": "add-time",
                "question": "89 minutes after 5:13 = ?",
                "answer": "6:42",
                "correctAnswer": "6:42",
                "difficulty": "hard"
            },
            {
                "id": 8,
                "type": "clock-math",
                "subType": "add-time",
                "question": "44 minutes after 11:24 = ?",
                "answer": "12:08",
                "correctAnswer": "12:08",
                "difficulty": "hard"
            },
            {
                "id": 9,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 1:22 to 2:44?",
                "answer": 82,
                "correctAnswer": "82",
                "difficulty": "hard"
            },
            {
                "id": 10,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "34 minutes before 9:24 = ?",
                "answer": "8:50",
                "correctAnswer": "8:50",
                "difficulty": "hard"
            },
            {
                "id": 11,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 5, minute hand at 28 minutes]",
                "answer": "5:28",
                "correctAnswer": "5:28",
                "difficulty": "hard"
            },
            {
                "id": 12,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 10, minute hand at 11 minutes]",
                "answer": "10:11",
                "correctAnswer": "10:11",
                "difficulty": "hard"
            },
            {
                "id": 13,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 4:28 to 6:04?",
                "answer": 96,
                "correctAnswer": "96",
                "difficulty": "hard"
            },
            {
                "id": 14,
                "type": "clock-math",
                "subType": "add-time",
                "question": "69 minutes after 9:59 = ?",
                "answer": "11:08",
                "correctAnswer": "11:08",
                "difficulty": "hard"
            },
            {
                "id": 15,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "6 minutes before 9:43 = ?",
                "answer": "9:37",
                "correctAnswer": "9:37",
                "difficulty": "hard"
            },
            {
                "id": 16,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 3:26 to 5:11?",
                "answer": 105,
                "correctAnswer": "105",
                "difficulty": "hard"
            },
            {
                "id": 17,
                "type": "clock-math",
                "subType": "add-time",
                "question": "20 minutes after 4:39 = ?",
                "answer": "4:59",
                "correctAnswer": "4:59",
                "difficulty": "hard"
            },
            {
                "id": 18,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 8:01 to 9:45?",
                "answer": 104,
                "correctAnswer": "104",
                "difficulty": "hard"
            },
            {
                "id": 19,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 7:54 to 8:36?",
                "answer": 42,
                "correctAnswer": "42",
                "difficulty": "hard"
            },
            {
                "id": 20,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 11:28 to 12:16?",
                "answer": 48,
                "correctAnswer": "48",
                "difficulty": "hard"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}