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Start learning 50% faster. Sign in nowLet the present age of Amit be x years. According to question, => x + 15 = 3(x – 3) => x + 15 = 3x - 3 => x = 12 years
A train travelling with a speed of ‘x’ km/h can cross a pole in 6 seconds, and a 180 metre long platform in 15 seconds. Find the distance travelled ...
A train 150 m long running at 36 km/hr takes 50 seconds to cross a bridge. The length of the bridge is
Train ‘A’ running with a speed of 72 km/h crosses a pole in 8.5 seconds. If the time taken by train ‘A’ to cross train ‘B’ running with a sp...
600 metre long train ‘A’ is running with a speed of 57.6 km/hr. Train ‘B’ which is 641 metre long is running with a speed of 90 km/h in opposite...
A train takes 16 seconds to pass a stationary boy. The same train requires 38 seconds to traverse a platform measuring 495 meters in length. Determine t...
Train 'C' running with a speed of 90 km/hr crosses a pole in 8 seconds. In how much time will train 'C' cross train 'D' whose length is 80 meters more a...