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In a certain code language, 'exercise good health' is coded as 'ni ch tu' and 'exercise improve stamina' is coded as 'pa qi ch'. What is the code for 'exercise' in the given code language?
ni
tu
pa
ch
ch
Identify common words between two phrases to isolate the codes. 'exercise' is the only common word in both provided sentences, so its code must be the common term in their coded forms.
Identify common words between two phrases to isolate the codes. 'exercise' is the only common word in both provided sentences, so its code must be the common term in their coded forms.
Analyze Sentence 1
Sentence 1 is 'exercise good health' coded as 'ni ch tu'.
Analyze Sentence 2
Sentence 2 is 'exercise improve stamina' coded as 'pa qi ch'.
Identify Intersection
The word 'exercise' appears in both sentences. Comparing the codes 'ni ch tu' and 'pa qi ch', the common code is 'ch'. Therefore, 'exercise' = 'ch'.
A: 'ni' is a potential code for 'good' or 'health'. B: 'tu' is a potential code for 'good' or 'health'. C: 'pa' is a potential code for 'improve' or 'stamina'.
D is correct because 'ch' is the only code that appears in both given coded phrases, corresponding to the only common word 'exercise'.
In coding-decoding questions, always look for repeating words across multiple sentences to isolate codes quickly without needing to decode every word.
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