B Set 19 Unknown

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                "question": "Sofia had 10 marbles and gave away 4. How many marbles does Sofia have left?",
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                "question": "Carlos put 3 toys in a basket and added 5 more. How many toys are in the basket in total?",
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                "id": 3,
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                "question": "Emma had 6 grapes and sold 3 of them. How many grapes does Emma have remaining?",
                "answer": 3,
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                "id": 4,
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                "question": "Emma had 3 oranges and sold 2 of them. How many oranges does Emma have remaining?",
                "answer": 1,
                "correctAnswer": "1",
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                "id": 5,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Noah bought 10 boxes. Each box has 5 apples. How many apples does Noah have in total?",
                "answer": 50,
                "correctAnswer": "50",
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                "id": 6,
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                "question": "Carlos bought 5 boxes. Each box has 9 books. How many books does Carlos have in total?",
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                "question": "Mia has 6 oranges and gets 10 more. How many oranges does Mia have now?",
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                "id": 8,
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                "subType": "addition",
                "question": "Emma has 9 pencils and gets 3 more. How many pencils does Emma have now?",
                "answer": 12,
                "correctAnswer": "12",
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                "id": 9,
                "type": "word-problems",
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                "question": "Liam had 6 toys and sold 4 of them. How many toys does Liam have remaining?",
                "answer": 2,
                "correctAnswer": "2",
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                "id": 10,
                "type": "word-problems",
                "subType": "addition",
                "question": "Noah had 2 cookies. A friend gave Noah 7 more cookies. How many cookies does Noah have in all?",
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                "correctAnswer": "9",
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                "id": 11,
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                "question": "Sam put 7 marbles in a basket and added 4 more. How many marbles are in the basket in total?",
                "answer": 11,
                "correctAnswer": "11",
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                "id": 12,
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                "question": "Ava had 8 oranges. A friend gave Ava 3 more oranges. How many oranges does Ava have in all?",
                "answer": 11,
                "correctAnswer": "11",
                "difficulty": "medium"
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                "id": 13,
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                "subType": "multiplication",
                "question": "Carlos bought 2 boxes. Each box has 4 toys. How many toys does Carlos have in total?",
                "answer": 8,
                "correctAnswer": "8",
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                "id": 14,
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                "subType": "multiplication",
                "question": "Mia bought 4 boxes. Each box has 10 marbles. How many marbles does Mia have in total?",
                "answer": 40,
                "correctAnswer": "40",
                "difficulty": "medium"
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                "id": 15,
                "type": "word-problems",
                "subType": "addition",
                "question": "Lisa had 8 cookies. A friend gave Lisa 2 more cookies. How many cookies does Lisa have in all?",
                "answer": 10,
                "correctAnswer": "10",
                "difficulty": "medium"
            },
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                "id": 16,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Jake had 9 oranges and gave away 3. How many oranges does Jake have left?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "medium"
            },
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                "id": 17,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Sam had 9 marbles and gave away 3. How many marbles does Sam have left?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "medium"
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            {
                "id": 18,
                "type": "word-problems",
                "subType": "addition",
                "question": "Mia had 8 books. A friend gave Mia 9 more books. How many books does Mia have in all?",
                "answer": 17,
                "correctAnswer": "17",
                "difficulty": "medium"
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                "id": 19,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Carlos bought 3 boxes. Each box has 4 oranges. How many oranges does Carlos have in total?",
                "answer": 12,
                "correctAnswer": "12",
                "difficulty": "medium"
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                "id": 20,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Sofia had 3 toys and sold 2 of them. How many toys does Sofia have remaining?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "medium"
            }
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