A train travel 144^1/2 km in 17/2 hours. find the speed of the train in km per hour?
Answers
Answered by
0
Step-by-step explanation:
we multiply
√2(√5-√7)
=√2×√5-√2×√7
=√10-√14
Answered by
1
Answer:
24/17km/hr
step by step explanation:
distance =√144km=12km
time=17/2hr
so, speed =12/17/2=12*2/17=24/17km/hr
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