**Weegy:** 9 ? 6 = 54 would be used to verify the inverse operation equation of 54 ? 9 = 6.

**User:** What's the correct way to write three hundred nine million, fifty-eight thousand, three hundred four?

**Weegy:** 309,058,304 is the correct way to write three hundred nine million, fifty-eight thousand, three hundred four.

**User:**
What's 307,495 rounded to the nearest thousand?
A. 307,400
B. 307,000
C. 308,000
D. 310,000

**Weegy:** 307,495 rounded to the nearest thousand is 307,000.

**User:**
If one apartment requires 36 square yards of carpeting, how many square yards of carpeting do 25 identical apartments require?
A. 27 square yards
B. 900 square yards
C. 61 square yards
D. 936 square yards

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