Evaluate the expression.

A. 20
B. 40
C. 10
D. 120


Answer: A

Mathematics

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The number line in the following graphic represents fictional net exports in billions of dollars for five countries. Net exports are obtained by subtracting total imports from total exports; a negative net export means the country imported more goods than it exported.What is the difference between the net exports from Spain and Denmark ?

A. 50 billion dollars B. -10 billion dollars C. 40 billion dollars D. 60 billion dollars

Mathematics

Perform the indicated operation.Find the difference between (2n7 - 14n6 - 19) and (3n6 + 4n7 - 16).

A. -2n7 - 17n6 - 3 B. -22n13 C. -2n7 - 17n6 - 35 D. -2n7 - 10n6 - 35

Mathematics

Use front end rounding to estimate the answer. Then use your estimate to select the correct exact answer.8.6 - 0.008

A. 0.8592 B. 8.592 C. 0.08592

Mathematics

Solve.What is 10% of 200?

A. 0.2 B. 20 C. 2 D. 200

Mathematics