Question
PSLE
Jean has two rectangular boxes Y and Z. The length, breadth and height of Box Y are thrice those of Box Z. She packed 10 identical blocks exactly into Box Z. How many such blocks can be packed exactly into Box Y? (Diagrams are not drawn to scale.)
3 m

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PSLE
Jean has two rectangular boxes Y and Z. The length, breadth and height of Box Y are thrice those of Box Z. She packed 10 identical blocks exactly into Box Z. How many such blocks can be packed exactly into Box Y? (Diagrams are not drawn to scale.)