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London mixes 6 parts yellow paint with 3 parts blue paint to make green. She adds 1 more part of yellow to change the shade of green. What is the new ratio of yellow to blue?

(A) 3 to 7

(B) 4 to 7

(C) 6 to 4

(D) 7 to 3

helppppp

1 Answer

5 votes
7:3
Explanation- hope this helps

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