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Operations with Scientific Notation

Question 4 • FL-1205070-M/J Grade 8 Pre-Algebra (Summer 2026)

The United States paid Russia approximately for Alaska.

Answer
A
$710,000
B
$720,000
C
$7,100,000
D
$7,200,000

Explanation

The United States purchased Alaska from Russia in 1867 for $7.2 million. That amount matches choice D, $7,200,000; the other choices are either much smaller or $100,000 less.

AI-written and checked against the verified answer.

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