Free Practice Question
PS · Problem Solving
sub-505
Arithmetic
If the earth moves around the sun at a rate of about 20 miles per second, what would be its speed in miles per hour?
Answer Choices
Correct answer marked belowA
1,200
B
1,440
72,000
Correct
D
73,200
E
4,320,000
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Explanation
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Official Explanation
Official
The earth moves around the sun at a speed of approximately 20 miles per second. To convert this speed into miles per hour, we multiply by the number of seconds in an hour. There are…
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Comments
3
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A
AltJan 2, 2025
thanks for posting
J
JaseemMar 21, 2024
thankss
R
RajeshSep 7, 2024
thank you taking time to upload it!
What this question tests
What it tests
Your fluency with the order of operations, fractions, decimals, and basic number sense — the foundation every quant question leans on.
Common trap
Applying the order of operations out of sequence or rounding intermediate values before the final step.
Details
Difficulty
sub-505
Type
PS
Category