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Help meeeeeeeeeeeeeeeeeeeeeee

Help meeeeeeeeeeeeeeeeeeeeeee-example-1
User Lobsang
by
5.3k points

1 Answer

3 votes

Answer:

600

Explanation:


R(1)=400 \\ \\ R(2)=1000 \\ \\ R(2)-R(1)=600

User Humbalan
by
5.3k points