SOLUTION:
This is a conversion problem.
Initial speed = 100 kmph
Final Speed = 47 kmph
Reduction = 100 - 47 =53 kmph and as 1kmph =0.625 miles(given),
53 kmph = 53 x (625/1000) = 53 x 5/8 = 265/8 = 33.125 mph
= 33mph(approx.) OPTION B
Modified on: Tue, 12 Oct, 2021 at 12:14 PM
SOLUTION:
This is a conversion problem.
Initial speed = 100 kmph
Final Speed = 47 kmph
Reduction = 100 - 47 =53 kmph and as 1kmph =0.625 miles(given),
53 kmph = 53 x (625/1000) = 53 x 5/8 = 265/8 = 33.125 mph
= 33mph(approx.) OPTION B
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