Math, asked by gauravshreesh, 3 months ago

Converting percentages to how many:

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Answers

Answered by chitrasrivastava342

3

Answer:

7 hours

Step-by-step explanation:

d=140 km

t= 2hours

speed= d/t

speed= 140/2= 70km/hr

d'=490 km

speed= 70 km/HR

time= d'/speed

time= 7 hours

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