B Set 25 Unknown

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        "subject": "arithmetic",
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                "id": 1,
                "type": "word-problems",
                "subType": "addition",
                "question": "Jake had 7 marbles. A friend gave Jake 5 more marbles. How many marbles does Jake have in all?",
                "answer": 12,
                "correctAnswer": "12",
                "difficulty": "hard"
            },
            {
                "id": 2,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Sofia had 7 grapes and sold 5 of them. How many grapes does Sofia have remaining?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "hard"
            },
            {
                "id": 3,
                "type": "word-problems",
                "subType": "addition",
                "question": "Jake had 5 toys. A friend gave Jake 5 more toys. How many toys does Jake have in all?",
                "answer": 10,
                "correctAnswer": "10",
                "difficulty": "hard"
            },
            {
                "id": 4,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Noah bought 7 cards but lost 5 of them. How many cards does Noah have now?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "hard"
            },
            {
                "id": 5,
                "type": "word-problems",
                "subType": "addition",
                "question": "Liam put 7 pencils in a basket and added 9 more. How many pencils are in the basket in total?",
                "answer": 16,
                "correctAnswer": "16",
                "difficulty": "hard"
            },
            {
                "id": 6,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Carlos has 3 bags with 8 pencils in each bag. How many pencils does Carlos have in all?",
                "answer": 24,
                "correctAnswer": "24",
                "difficulty": "hard"
            },
            {
                "id": 7,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Lisa has 6 bags with 2 cards in each bag. How many cards does Lisa have in all?",
                "answer": 12,
                "correctAnswer": "12",
                "difficulty": "hard"
            },
            {
                "id": 8,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Mia bought 7 boxes. Each box has 8 apples. How many apples does Mia have in total?",
                "answer": 56,
                "correctAnswer": "56",
                "difficulty": "hard"
            },
            {
                "id": 9,
                "type": "word-problems",
                "subType": "addition",
                "question": "Ava has 5 pencils and gets 5 more. How many pencils does Ava have now?",
                "answer": 10,
                "correctAnswer": "10",
                "difficulty": "hard"
            },
            {
                "id": 10,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Carlos had 10 toys and sold 5 of them. How many toys does Carlos have remaining?",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "hard"
            },
            {
                "id": 11,
                "type": "word-problems",
                "subType": "addition",
                "question": "Sam had 6 pencils. A friend gave Sam 10 more pencils. How many pencils does Sam have in all?",
                "answer": 16,
                "correctAnswer": "16",
                "difficulty": "hard"
            },
            {
                "id": 12,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Ava had 6 oranges and gave away 5. How many oranges does Ava have left?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "hard"
            },
            {
                "id": 13,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Carlos bought 6 toys but lost 5 of them. How many toys does Carlos have now?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "hard"
            },
            {
                "id": 14,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Carlos had 8 stickers and gave away 7. How many stickers does Carlos have left?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "hard"
            },
            {
                "id": 15,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Jake bought 10 stickers but lost 7 of them. How many stickers does Jake have now?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "hard"
            },
            {
                "id": 16,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Mia had 8 stickers and sold 6 of them. How many stickers does Mia have remaining?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "hard"
            },
            {
                "id": 17,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Noah bought 2 boxes. Each box has 6 books. How many books does Noah have in total?",
                "answer": 12,
                "correctAnswer": "12",
                "difficulty": "hard"
            },
            {
                "id": 18,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Sofia had 9 grapes and sold 5 of them. How many grapes does Sofia have remaining?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "hard"
            },
            {
                "id": 19,
                "type": "word-problems",
                "subType": "addition",
                "question": "Carlos put 10 grapes in a basket and added 8 more. How many grapes are in the basket in total?",
                "answer": 18,
                "correctAnswer": "18",
                "difficulty": "hard"
            },
            {
                "id": 20,
                "type": "word-problems",
                "subType": "addition",
                "question": "Lisa has 10 cookies and gets 5 more. How many cookies does Lisa have now?",
                "answer": 15,
                "correctAnswer": "15",
                "difficulty": "hard"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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    "_archetype": "form-exercise",
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