Splashy Experiment!
Level
pending
A laboratory used 120 fence posts in an experiment comparing two types of paint. Six fewer than twice as many fence posts were painted with paint A as were painted with paint B. How many fence posts were painted with paint B?
The answer is 42.00.
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1 solution
Let the number of fences painted with B be x.ATQ,
2x-6+x=120==>3x=126==>x=42