B Set 70 Unknown

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                "question": "Sofia put 7 marbles in a basket and added 7 more. How many marbles are in the basket in total?",
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                "id": 2,
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                "question": "Lisa has 10 apples and gets 7 more. How many apples does Lisa have now?",
                "answer": 17,
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                "id": 3,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Ava had 9 apples and gave away 6. How many apples does Ava have left?",
                "answer": 3,
                "correctAnswer": "3",
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            },
            {
                "id": 4,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Mia had 8 toys and sold 5 of them. How many toys does Mia have remaining?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "hard"
            },
            {
                "id": 5,
                "type": "word-problems",
                "subType": "addition",
                "question": "Liam has 7 cards and gets 9 more. How many cards does Liam have now?",
                "answer": 16,
                "correctAnswer": "16",
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                "id": 6,
                "type": "word-problems",
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                "question": "Sofia put 7 cards in a basket and added 9 more. How many cards are in the basket in total?",
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                "id": 7,
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                "subType": "addition",
                "question": "Noah had 8 books. A friend gave Noah 7 more books. How many books does Noah have in all?",
                "answer": 15,
                "correctAnswer": "15",
                "difficulty": "hard"
            },
            {
                "id": 8,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Emma had 8 cookies and sold 7 of them. How many cookies does Emma have remaining?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "hard"
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                "id": 9,
                "type": "word-problems",
                "subType": "addition",
                "question": "Lisa put 6 oranges in a basket and added 6 more. How many oranges are in the basket in total?",
                "answer": 12,
                "correctAnswer": "12",
                "difficulty": "hard"
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                "id": 10,
                "type": "word-problems",
                "subType": "addition",
                "question": "Ava has 5 pencils and gets 7 more. How many pencils does Ava have now?",
                "answer": 12,
                "correctAnswer": "12",
                "difficulty": "hard"
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                "id": 11,
                "type": "word-problems",
                "subType": "addition",
                "question": "Mia has 9 stickers and gets 6 more. How many stickers does Mia have now?",
                "answer": 15,
                "correctAnswer": "15",
                "difficulty": "hard"
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                "id": 12,
                "type": "word-problems",
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                "question": "Sofia has 5 toys and gets 9 more. How many toys does Sofia have now?",
                "answer": 14,
                "correctAnswer": "14",
                "difficulty": "hard"
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                "id": 13,
                "type": "word-problems",
                "subType": "addition",
                "question": "Carlos has 7 cookies and gets 9 more. How many cookies does Carlos have now?",
                "answer": 16,
                "correctAnswer": "16",
                "difficulty": "hard"
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                "id": 14,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Mia had 10 apples and gave away 6. How many apples does Mia have left?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "hard"
            },
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                "id": 15,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Emma bought 10 oranges but lost 7 of them. How many oranges does Emma have now?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "hard"
            },
            {
                "id": 16,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Noah had 10 stickers and gave away 9. How many stickers does Noah have left?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "hard"
            },
            {
                "id": 17,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Noah has 5 bags with 7 cookies in each bag. How many cookies does Noah have in all?",
                "answer": 35,
                "correctAnswer": "35",
                "difficulty": "hard"
            },
            {
                "id": 18,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Noah bought 9 boxes. Each box has 5 books. How many books does Noah have in total?",
                "answer": 45,
                "correctAnswer": "45",
                "difficulty": "hard"
            },
            {
                "id": 19,
                "type": "word-problems",
                "subType": "addition",
                "question": "Noah has 9 grapes and gets 8 more. How many grapes does Noah have now?",
                "answer": 17,
                "correctAnswer": "17",
                "difficulty": "hard"
            },
            {
                "id": 20,
                "type": "word-problems",
                "subType": "addition",
                "question": "Emma has 8 pencils and gets 5 more. How many pencils does Emma have now?",
                "answer": 13,
                "correctAnswer": "13",
                "difficulty": "hard"
            }
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