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1. |
Sound is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree, 11/5seconds after he sees it strike the tree. How far is the man from the wood chopper? |
A. | 2420 ft |
B. | 2810 ft |
C. | 1800 ft |
D. | 1820 ft |
Answer» B. 2810 ft | |