Reena reaches a birthday party 20 min late if she walks 3 km/h from her house. If she increases her speed to 4 km/h she would reach 30 min early, then the distance between her house and the venue of the birthday party is
A4 km
B9 km
C7 km
D10 km
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Related Questions:
In covering a distance of 30 km, Abhay takes 2 hours more than Sameer. If Abhay doubles his speed, then he would take 1 hour less than Sameer. Find the speed of Abhay.
150 മീറ്റർ നീളമുള്ള ഒരു ട്രെയിൻ 60km/hr വേഗത്തിൽ സഞ്ചരിച്ച് 30 സെക്കൻഡുകൊണ്ട് ഒരു പാലത്തിനെ കടക്കുന്നു. പാലത്തിന്റെ നീളം എത്ര?
.Robert is travelling on his cycle and has calculated to reach point A at 2PM if he travels at 10 km/hr,he will be reach there at 12 noon if he travels at 15 km/hr.At what speed must be travel to reach A at 1 PM?
ഒരാൾ 360 km ദൂരം 2മണിക്കൂർകൊണ്ട് സഞ്ചരിച്ചുവെങ്കിൽ അയാളുടെ വേഗത എത്രയായിരിക്കും ?
Ram walks 40 km at 5 km/hr; he will be late by 1 hour and 20 minutes. If he walks at 8 km per hr, how early from the fixed time will he reach?