Science Bowl Question

📅 NSB MS 2012🎓 MS🔄 Round 4#️⃣ Question 24❓ TOSS-UP📝 Multiple Choice

Which of the following proportions is NOT correct?

W) 15/9 = 5/3
X) 30/50 = 600/1000
Y) 8/24 = 4/16
Z) 4.2/8.4 = 5/10
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