B Set 90 Unknown

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

{
    "contentData": {
        "operation": "money",
        "subject": "arithmetic",
        "difficulty": "easy",
        "config": {
            "maxNumber": 10
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        "problems": [
            {
                "id": 1,
                "type": "money",
                "subType": "count-coins",
                "question": "1 penny + 2 quarters = ? cents",
                "answer": 51,
                "correctAnswer": "51",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "money",
                "subType": "count-coins",
                "question": "1 quarter + 5 dimes = ? cents",
                "answer": 75,
                "correctAnswer": "75",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "money",
                "subType": "count-coins",
                "question": "1 quarter + 5 nickels = ? cents",
                "answer": 50,
                "correctAnswer": "50",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "money",
                "subType": "add-money",
                "question": "35 cents + 25 cents = ?",
                "answer": 60,
                "correctAnswer": "60",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "money",
                "subType": "count-coins",
                "question": "5 pennies + 2 nickels = ? cents",
                "answer": 15,
                "correctAnswer": "15",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "money",
                "subType": "count-coins",
                "question": "4 nickels + 1 quarter = ? cents",
                "answer": 45,
                "correctAnswer": "45",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "money",
                "subType": "add-money",
                "question": "21 cents + 46 cents = ?",
                "answer": 67,
                "correctAnswer": "67",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "money",
                "subType": "count-coins",
                "question": "3 pennies + 3 dimes = ? cents",
                "answer": 33,
                "correctAnswer": "33",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "money",
                "subType": "make-change",
                "question": "You pay $5.00 for an item that costs $2.70. How much change do you get back?",
                "answer": 230,
                "correctAnswer": "230",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "money",
                "subType": "add-money",
                "question": "30 cents + 42 cents = ?",
                "answer": 72,
                "correctAnswer": "72",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "money",
                "subType": "count-coins",
                "question": "1 nickel + 3 dimes = ? cents",
                "answer": 35,
                "correctAnswer": "35",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "money",
                "subType": "make-change",
                "question": "You pay $5.00 for an item that costs $0.35. How much change do you get back?",
                "answer": 465,
                "correctAnswer": "465",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "money",
                "subType": "add-money",
                "question": "22 cents + 16 cents = ?",
                "answer": 38,
                "correctAnswer": "38",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "money",
                "subType": "count-coins",
                "question": "1 penny + 1 penny = ? cents",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "money",
                "subType": "make-change",
                "question": "You pay $5.00 for an item that costs $4.10. How much change do you get back?",
                "answer": 90,
                "correctAnswer": "90",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "money",
                "subType": "count-coins",
                "question": "1 quarter + 4 nickels = ? cents",
                "answer": 45,
                "correctAnswer": "45",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "money",
                "subType": "count-coins",
                "question": "4 quarters + 3 quarters = ? cents",
                "answer": 175,
                "correctAnswer": "175",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "money",
                "subType": "count-coins",
                "question": "5 dimes + 1 penny = ? cents",
                "answer": 51,
                "correctAnswer": "51",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "money",
                "subType": "make-change",
                "question": "You pay $2.00 for an item that costs $0.30. How much change do you get back?",
                "answer": 170,
                "correctAnswer": "170",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "money",
                "subType": "make-change",
                "question": "You pay $2.00 for an item that costs $1.85. How much change do you get back?",
                "answer": 15,
                "correctAnswer": "15",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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