B Set 39 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": "medium",
        "config": {
            "clockMode": "5-minutes",
            "maxNumber": 10
        },
        "problems": [
            {
                "id": 1,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 7:35 to 7:55?",
                "answer": 20,
                "correctAnswer": "20",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 3, minute hand at 20 minutes]",
                "answer": "3:20",
                "correctAnswer": "3:20",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "40 minutes before 7:05 = ?",
                "answer": "6:25",
                "correctAnswer": "6:25",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "55 minutes before 6:45 = ?",
                "answer": "5:50",
                "correctAnswer": "5:50",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 11:25 to 11:45?",
                "answer": 20,
                "correctAnswer": "20",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "30 minutes before 3:15 = ?",
                "answer": "2:45",
                "correctAnswer": "2:45",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "clock-math",
                "subType": "add-time",
                "question": "40 minutes after 7:05 = ?",
                "answer": "7:45",
                "correctAnswer": "7:45",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "30 minutes before 6:55 = ?",
                "answer": "6:25",
                "correctAnswer": "6:25",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "20 minutes before 6:15 = ?",
                "answer": "5:55",
                "correctAnswer": "5:55",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 7:30 to 8:30?",
                "answer": 60,
                "correctAnswer": "60",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 8, minute hand at 30 minutes]",
                "answer": "8:30",
                "correctAnswer": "8:30",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "clock-math",
                "subType": "add-time",
                "question": "15 minutes after 5:25 = ?",
                "answer": "5:40",
                "correctAnswer": "5:40",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 2:45 to 3:25?",
                "answer": 40,
                "correctAnswer": "40",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 11:05 to 12:30?",
                "answer": 85,
                "correctAnswer": "85",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 2, minute hand at 50 minutes]",
                "answer": "2:50",
                "correctAnswer": "2:50",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [11 o'clock]",
                "answer": "11:00",
                "correctAnswer": "11:00",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 10:45 to 11:55?",
                "answer": 70,
                "correctAnswer": "70",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "5 minutes before 12:45 = ?",
                "answer": "12:40",
                "correctAnswer": "12:40",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "clock-math",
                "subType": "add-time",
                "question": "45 minutes after 4:45 = ?",
                "answer": "5:30",
                "correctAnswer": "5:30",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 11, minute hand at 25 minutes]",
                "answer": "11:25",
                "correctAnswer": "11:25",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}