You know 5 June is celebrated every year as World Environment Day. As a part of its celebration, Vrinda and her two friends decided to have a cycling race to promote environmental friendly transport. They started at 12 noon and took 3 minutes 20 seconds, 3 minutes 40 seconds and 4 minutes respectively to cycle on a circular track. (a) If Vrinda and her friend started together at 12 noon, then when will they meet next?
Answers
Answer:
You know 5 june is celebrated every year as world environment day .as a part of its celebration, vrinda and her two friends decided to have a cycling race to promote environmental friendly transport . started at 12 noon and took 3minutus 20seconds, 3minutes 40seconds and 4minutes respectively to cycle on a circular track. if vrida and hee friends started together at 12 noon, then when will meet next
Step-by-step explanation:
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Answer:
03:40 p.m.
Step-by-step explanation:
3 minutes 20 seconds
=3x60=180+20=200
3 minutes 40 seconds
=3x60=180+40=220
4 minutes=4x60=240
Then we find LCM of : 200,220,240 =13,200 seconds
Now convert 13,200 seconds into minutes
=13200÷60=220.
Now convert 220 minutes into hours⌛
=220÷60 =
Quotient=3
Remainder=40
SO, answer is 03:40 p.m.
3:40 p.m.is your right answer
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