Advertisements
Advertisements
प्रश्न
The speed of a motorboat is 20 km/hr. For covering the distance of 15 km the boat took 1 hour more upstream than downstream.
How much time boat took in downstream?
पर्याय
90 minute
15 minute
30 minute
45 minute
MCQ
Advertisements
उत्तर
30 minute
Explanation:
Speed downstream = 20 + 10 = 30 km/hr
Distance = 15 km
Calculate time downstream:
TIme = `"Distance"/"Speed" = 15/30 = 0.5` hour
Convert to minutes:
0.5 × 60 = 30 minutes
Time taken downstream is 30 minutes.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
