PDF chapter test TRY NOW
1. For every rational numbers x, y and z, x + (y \times z) = (x + y) \times (x + z).
2. For all rational numbers a, b and c, a (b + c) = ab + bc.
3. Between any two rational numbers there are exactly ten rational numbers.
4. Rational numbers are closed under addition and multiplication but not under subtraction.
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