Question 768589
Answer:

0.25(1/4)  /  0.15(1/4)+0.25(1/4)+0.1(1/4)+0.1(1/4)

= 0.25/(0.15+0.25+0.1+0.1)

= 0.25/0.6

= 25/60

= 5 / 12

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