Q: Giri jogs 3 kilometres every Sunday. For the rest of the week, he jogs 1 mile more than the day before. Giri jogs how many kilometres in two weeks?
C
Answer:
C
Explanation:
The difference in distance covered in one week and two weeks is 84 - 42 = 42 miles
In one week, Giri jogs 42/7 = 6 miles/day
Thus, in two weeks, Giri jogs 6 x 7 = 42 miles/week
Hence, Giri jogs a total of 42 x 2 = 84 miles in two weeks.
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