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primary 5 | Maths
| Whole Numbers
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Date Posted: 5 years ago
Views: 239
Jack's age is always 28 years apart from his niece's.
So when Jack's age is 5 times than his niece's, Jack's age will be 5x, and his niece's age will be x.
5x - x = 28, 4x = 28, x = 7, 5x = 35.
Jack will be 35 years old when he is 5 times as old as his niece.
So when Jack's age is 5 times than his niece's, Jack's age will be 5x, and his niece's age will be x.
5x - x = 28, 4x = 28, x = 7, 5x = 35.
Jack will be 35 years old when he is 5 times as old as his niece.
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