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Total sum of 9 numbers = 9 × 100 = 900 Sum of first 4 numbers = 4 × 65 = 260 Sum of last 4 numbers = 4 × 40 = 160 According to question, => 900 – (260 + 160) = 480
X started to run from point ‘A’ to ‘B’ at a speed of 30 km/hr at 9:00 am and Y started to run from point ‘B’ to ‘A’ at a speed of 14 km/...
A person crosses a 1800 m long street in 5 min. What is his speed (in km/h)?
Amit walks for 2 hours at a speed of 's' km/hr, and then his speed increases by 25 km/hr, covering the remaining distance in 3 hours. If Amit's speed ha...
In a kilometre race, A beats B by 30 metres or 6 seconds. Find the time taken by A to finish the race?
A train travels from A to B at a speed of 60 km/h, and then from B to C at a speed of 80 km/h. The total distance covered from A to C is 240 km, and the...
The average speed of a bus is half the speed of a train. The train covers 5200 km in 13 hours. How much distance will the bus cover in 36 minutes?
Two cars A and B travel from one city to another, at speeds of 72 km/hr and 90 km/hr respectively. If car B takes 1 hour lesser than car A for the jour...
Find the distance travelled (in km) by the truck to reach point B from point A, if a car cover 45% the same distance in 2 hours 42 minutes and a truck c...
