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Ann is grouping 38 rocks. She can put them into groups of 10 rocks or as single Rocks. What are the different ways Ann can group the rock?

Respuesta :

Answer: 4 ways

The possible ways to do it should be:
1. 0 group of "10 rocks"  38 group of single rock
2. 1 group of "10 rocks"  28 group of single rock
3. 2 group of "10 rocks"  18 group of single rock
4. 3 group of "10 rocks"  8 group of single rock

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