Which of the following chemical is used for polyploidy breeding?
The correct answer is D
A person sees a train passing over 2 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 6 mins. What is th...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 27 seconds and 17 seconds respectively. It took 21...
Two trains, A and B, cross each other in 30 seconds and 50 seconds respectively, when running in opposite and the same direction respectively. If the sp...
A train covers a certain distance at a speed of 40 km/h and the next same distance with a speed of 70 km/h and the next same distance with a speed of 12...
Train P travelling at 52 km/hr crosses another train Q, having three fourth of its length and travelling in opposite direction at 20 km/hr in 21 seconds...
Two trains of equal lengths take 20 seconds and 30 seconds respectively to cross a telegraph post. If the length of each train be 240 metres, in what ti...
A train can cross a pole, a bridge of 340 meter long and platform of 320 meter long in 12 seconds, _____ seconds and 28 seconds, respectively.
Th...
Train P starts from Lucknow to Dehradun at 11:55 am with an average speed of 30 m/s. Train Q starts from Dehradunto Lucknowat 1:35 pm with an average sp...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 3:4 respectively and the ratio of time taken by them to cross a pole is 1:2 respectively. If s...
The distance covered by a train in (5y – 1) hours is (125y³ – 1) km. The speed of the train is.
