Nirmal takes 45 minutes to walk 6 kilometre how long it take her to walk 4 kilometre at the same speed how would she keep in 75 minutes
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Answer:
30 min, 9.75 km
Step-by-step explanation:
Dist. to walk 1 min
=6÷45
=0.13 km
Time to walk 1 km
=45÷6
=7.5 min
Time to walk 4 km
=30 min
Dist. to keep in 75 mins
=9.75 km
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