B Set 2 Unknown

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        "subject": "arithmetic",
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        "problems": [
            {
                "id": 1,
                "type": "word-problems",
                "subType": "addition",
                "question": "Liam had 18 marbles. A friend gave Liam 4 more marbles. How many marbles does Liam have in all?",
                "answer": 22,
                "correctAnswer": "22",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Noah bought 2 grapes but lost 1 of them. How many grapes does Noah have now?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Emma had 17 oranges and gave away 16. How many oranges does Emma have left?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Mia bought 19 toys but lost 16 of them. How many toys does Mia have now?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "word-problems",
                "subType": "addition",
                "question": "Sofia had 13 oranges. A friend gave Sofia 18 more oranges. How many oranges does Sofia have in all?",
                "answer": 31,
                "correctAnswer": "31",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Liam bought 6 oranges but lost 5 of them. How many oranges does Liam have now?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Mia bought 7 boxes. Each box has 3 books. How many books does Mia have in total?",
                "answer": 21,
                "correctAnswer": "21",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "word-problems",
                "subType": "addition",
                "question": "Sofia had 13 marbles. A friend gave Sofia 4 more marbles. How many marbles does Sofia have in all?",
                "answer": 17,
                "correctAnswer": "17",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "word-problems",
                "subType": "addition",
                "question": "Liam has 4 stickers and gets 19 more. How many stickers does Liam have now?",
                "answer": 23,
                "correctAnswer": "23",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "word-problems",
                "subType": "multiplication",
                "question": "Emma has 8 bags with 10 cards in each bag. How many cards does Emma have in all?",
                "answer": 80,
                "correctAnswer": "80",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Emma had 18 marbles and sold 11 of them. How many marbles does Emma have remaining?",
                "answer": 7,
                "correctAnswer": "7",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "word-problems",
                "subType": "addition",
                "question": "Lisa has 17 cards and gets 10 more. How many cards does Lisa have now?",
                "answer": 27,
                "correctAnswer": "27",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Jake had 20 cookies and sold 15 of them. How many cookies does Jake have remaining?",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Liam bought 7 stickers but lost 6 of them. How many stickers does Liam have now?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "word-problems",
                "subType": "addition",
                "question": "Sam had 14 cards. A friend gave Sam 15 more cards. How many cards does Sam have in all?",
                "answer": 29,
                "correctAnswer": "29",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "word-problems",
                "subType": "addition",
                "question": "Liam has 4 cards and gets 2 more. How many cards does Liam have now?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Sam had 6 apples and gave away 2. How many apples does Sam have left?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Liam had 15 pencils and gave away 14. How many pencils does Liam have left?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "word-problems",
                "subType": "addition",
                "question": "Sam had 20 oranges. A friend gave Sam 5 more oranges. How many oranges does Sam have in all?",
                "answer": 25,
                "correctAnswer": "25",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "word-problems",
                "subType": "subtraction",
                "question": "Mia had 18 oranges and gave away 16. How many oranges does Mia have left?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "normal"
            }
        ],
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    "_archetype": "form-exercise",
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