Question

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

Answer 1

there are four different ways Ann can put them into groups

1) 3 groups of 10 and 8 groups of single

2) 2 groups of 10 and 18 groups of single

3) 1 group of 10 and 28 groups of single

4) 38 groups of singles.

Answer 2

Given :

Grouping = 38 rocks

number of rocks put into groups is 10 rocks

Single rocks

To find :

Different ways for grouping the rocks is ?

Solution :

Based on the above information, the different ways for grouping the rocks are as follows

There are four possible ways for rocks grouping

As it is given that there are 38 group of rocks

1. 10 rocks consist 3 groups + single rocks consist 8 groups = 30 + 8 = 38

2. 10 rocks consist 2 groups + single rocks consist 18 groups = 20 + 18 = 38

3. 10 rocks consist 1 groups + single rocks consist 28 groups = 10 + 28 = 38

4. 10 rocks consist 0 groups + single rocks consist 38 groups = 0 + 38 = 38

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