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Antima Tiwari

Class 10th
Maths
2 years ago

ek railgadi ek doori 40km/h ki ausat chal se poori karti hai aur wah beech me kuch baar rukti hai . yadi railgadi beech me kabhi ruki nhi hoti to wah ye doori 60km/h ki ausat chaal se poora karti . yah gaadi is doori ko tay karne me kitne minute/ghante ki ausat se rukegi.

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