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Question

Solar-powered lamp posts are installed along a 0.46-mile-long jungle trail. If one lamp post is installed every 0.02 miles, how many lamp posts will be needed for the entire trail?

A
24
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B
26
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C
23
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D
92
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Solution

The correct option is C 23
Solution: Total length of the trail =0.46 mi
Distance between two lamp posts =0.02mi
Number of lamp posts needed =0.460.02
=0.46×1000.02×100=462=23
Hence, 23 lamp posts are needed

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