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Start learning 50% faster. Sign in nowSince the train covers different distance with different speeds. So, Average speed = Total Distance/Total Time Total distance = 80 + 50 + 60 = 190 km Time1 = 80/55, Time2 = 50/40 & Time3 = 60/80 Total Time = 80/55 + 50/40 + 60/80 Therefore, Average Speed = 190/(80/55 + 50/40 + 60/80) = 55 km/hr
Aryan, Bhavya, and Chetan initiated a venture with initial investments of Rs. 50,000, Rs. 60,000, and Rs. 72,000 respectively. After six months, Aryan, ...
Raj saves Rs. 6000 more if he spends 55% of his income instead of 70%. Find the savings of Sanjay whose income is 25% more than that of Raj, and spends ...
In a hospital, the ratio of nurses to doctors is 5:2. 30% of nurses and 40% of doctors are working in the emergency department, and 20% of the remaining...
Two candidates, 'K' and 'L', contested in an election. 'K' received 59% of the votes and won over 'L' by 3,540 votes. How many votes did 'L' receive?
In a metro, there are as many wagons as there is the number of seats in each wagon. In one of the wagon carrying 125 persons is filled with 62 (1/2) %...
In an election between two candidates A & B 10% voters didn’t participate in voting. 700 casted votes declared invalid and the winner got 70% ...
The population of the town is 270,000 4/9th of them are males and the rest are females. 50% males and 40% females are married. Find the percentage of th...
The total population of a village is 12600. If the rate of growth of male population is 20% per year and the rate of growth of female population is 10% ...
Monthly savings of X is 66% of his monthly income which is Rs. 8000. If ratio of monthly expenditure of Y and X is 15:8 respectively and monthly savings...
A person spent 23% of his monthly income on food and 44% of the remaining on rent. If amount spent on rent is Rs 1694, then find the amount spent on food.
