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High salt concentrations dehydrate microbial cells via osmosis, inhibiting growth (except halophiles).
Train ‘A’ travelling with a speed of 60 km/h can cross a pole in 15 seconds. If the length of train ‘B’ is 38% less than that of train ‘A’ a...
A train 200 m long running at 36 km/hr takes 45 seconds to cross a bridge. The length of the bridge is
Two trains of same length are running in parallel tracks in the same direction with speed 55 km/hr and 115 km/hr respectively. The latter completely cro...
A train takes 16 seconds to pass a pole and 36 seconds to cross a platform 250 meters long. Calculate the total distance the train would cover if it tra...
A 160 m long train crosses another 290 m long train running in the opposite direction in 10 seconds. If the shorter train crosses a pole in 8 seconds, w...
Train X running at a speed of 30 km/hr crosses train Y in 18 seconds. Find the speed of train Y (in km/hr), if the sum of the length of train X and Y is...
A train running with the speed of 38 m/s crosses a man walking with the speed of 5 m/s in the same direction in 10 seconds, find the length of train.
The "Sunrise" train departs from City A at a specific time. Four hours later, the "Twilight" train leaves the same station and travels in the same direc...
Train P takes 27 seconds to cross a tree, and Train Q overtakes Train P, both traveling in the same direction, in 3 minutes. The ...
A train 450 m long running at 72 km/hr takes 45 seconds to cross a bridge The length of the bridge is