Manisha cycles to her school at an average speed of 15 km/h and takes 30 minutes to reach her school. If she wants to reach her school in 15 minutes, her average speed should be *
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Speed=d/t. (1)
Speed=15
Time =30
D=x
Speed=x
Time=15
D= x
15/30=x/15
15/30*15=x
30
Speed=15
Time =30
D=x
Speed=x
Time=15
D= x
15/30=x/15
15/30*15=x
30
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