Based on the fact that Brian irons 2/9 of the shirt every 3/5 minutes, the percentage of the shirt ironed each minute is 37%
To find out the portion of the shirt that is ironed per minute, use direct proportion to cross multiply and solve for x:
2/9 : 3/5
x : 1
3/5x = 2/9
Solving for x gives:
= 2/9 ÷ 3/5
= 0.37
= 37%
Find out more on proportions and percentages at https://brainly.com/question/19247356
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