Math, asked by snehagopalakrishnan2, 1 month ago

7. The ratio between the speeds of two trains is 7: 8. If the second train runs 400 kms in 5 hrs, what is the speed of the first train? a) 10 km per hour b) 70 km per hour c) 50 km per hour d) None of the above​

Answers

Answered by jasvi6c
0

Answer:

The thickness of two molecules of papmitate in lipid bilayer?

Answered by tabrikulislam2021
2

Answer:

Speed = Distance/ Time

2nd train:— speed = 400/5

= 80 km/hr

1st train speed = (80/8)*7 km/hr

= 70 km/hr

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