How much pure dye must be added to 4 gal of a 25% dye solution to increase the solution to 40% (Hint: Pure dye is 100% dye.) (((( please explain answer )))

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asked Feb 1, 2018 95.6k views

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How much pure dye must be added to 4 gal of a 25% dye solution to increase the solution to 40% (Hint: Pure dye is 100% dye.)

(((( please explain answer )))

Mathematics
college

Kiran Shetty asked

by Kiran Shetty

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1 Answer

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if 4 gal is 25%
and unknown gal is 40%

4x40=160
160/25=6.4
6.4-4=2.4

2.4 is your answer

Alex Taylor answered Feb 7, 2018

by Alex Taylor

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