Answer: 62+63+64
Step-by-step explanation:
Divide 189 by 2. That gives you 63. Then go for a number 1 above it and 1 below it.
Step-by-step explanation:
2,470 pencils each class room gets
247 * 100 = 24,700
24,700 / 10 = 2470
Answer: 
Step-by-step explanation:

Answer: 190
Step-by-step explanation:
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There is a 25% chance that the student will be sociology