Ratio sharing given amount

Sharing a given amount in a given ration
20 in ratio 3:2
Add parts to get total "parts"
3 + 2 = 5

Divide to find what 1 part is worth
20/5 = 4

Multiply to share in given ratio
4 x 3 = 12
4 x 2 = 8
These should add to total

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