If you mix a string and a number, JavaScript makes a string. Example: 5 + "5" equals "55". The minus sign subtracts numbers. Example: 5 - 3 equals 2. JavaScript changes data types automatically. This ...

- Calculate a 10 percent discount on a price. - Check if a number is even or odd. - Compare two password entries. - Check if a person is old enough to vote. - Verify admin login access. - Sum a ...

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