SOLUTION: Hi to make a certain colour of paint blue paint and red paint are mixed in the ratio of 3:4.how much blue paint is needed to mix with 240ml of red paint to make the colour.

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Question 1003576: Hi
to make a certain colour of paint blue paint and red paint are mixed in the ratio of 3:4.how much
blue paint is needed to mix with 240ml of red paint to make the colour.
thank u

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+3%2F4+=+x%2F240+
Multiply both sides by +240+
+60%2A3+=+x+
+x+=+180+
180 ml of blue paint is needed