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A car takes 2 hours at 60 km/h. At 80 km/h the same trip takes:
A1 hour
B1.5 hours
C2.5 hours
D3 hours
Answer & Solution
Correct answer: B. 1.5 hours
1. Speed and time are inverse.
2. 60 times 2 equals 80 times t.
3. t is 1.5 hours.
_Source: NCERT Class 8 Mathematics, Chapter 13, Direct and Inverse Proportions._
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