B Set 61 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": {
            "maxNumber": 1000,
            "clockMode": "hour",
            "_gradeLevel": "3"
        },
        "problems": [
            {
                "id": 1,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "40 minutes before 7:50 = ?",
                "answer": "7:10",
                "correctAnswer": "7:10",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 4:35 to 6:05?",
                "answer": 90,
                "correctAnswer": "90",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "5 minutes before 8:40 = ?",
                "answer": "8:35",
                "correctAnswer": "8:35",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 3:25 to 4:40?",
                "answer": 75,
                "correctAnswer": "75",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "clock-math",
                "subType": "add-time",
                "question": "5 minutes after 6:00 = ?",
                "answer": "6:05",
                "correctAnswer": "6:05",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 10:10 to 10:35?",
                "answer": 25,
                "correctAnswer": "25",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 11, minute hand at 20 minutes]",
                "answer": "11:20",
                "correctAnswer": "11:20",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "clock-math",
                "subType": "add-time",
                "question": "60 minutes after 9:10 = ?",
                "answer": "10:10",
                "correctAnswer": "10:10",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "clock-math",
                "subType": "add-time",
                "question": "55 minutes after 8:15 = ?",
                "answer": "9:10",
                "correctAnswer": "9:10",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 6, minute hand at 30 minutes]",
                "answer": "6:30",
                "correctAnswer": "6:30",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 4:55 to 6:55?",
                "answer": 120,
                "correctAnswer": "120",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 2:30 to 3:50?",
                "answer": 80,
                "correctAnswer": "80",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "15 minutes before 4:40 = ?",
                "answer": "4:25",
                "correctAnswer": "4:25",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "clock-math",
                "subType": "add-time",
                "question": "60 minutes after 5:25 = ?",
                "answer": "6:25",
                "correctAnswer": "6:25",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 12, minute hand at 10 minutes]",
                "answer": "12:10",
                "correctAnswer": "12:10",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 1:00 to 1:50?",
                "answer": 50,
                "correctAnswer": "50",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "20 minutes before 7:10 = ?",
                "answer": "6:50",
                "correctAnswer": "6:50",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "clock-math",
                "subType": "add-time",
                "question": "15 minutes after 3:00 = ?",
                "answer": "3:15",
                "correctAnswer": "3:15",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 10:45 to 12:30?",
                "answer": 105,
                "correctAnswer": "105",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}