- A27 s
- B22.5 s
- C30 s
- D24 s
Step-by-Step Solution
At 4:00 there are 4 strikes but only 3 gaps, so each gap lasts 9 ÷ 3 = 3 s. Ten strikes have 9 gaps: s. (22.5 s scales 9 s by 10/4; 30 s counts 10 gaps.)
Answer: A) 27 s
This clock tower strikes once for each hour. Striking the hour shown takes it 9 seconds. At the same pace, how long will it take to strike 10?
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