The athlete ran the stadium two circles. The first circle in 3 minutes, and the second round for 2

The athlete ran the stadium two circles. The first circle in 3 minutes, and the second round for 2 minutes. How many times did the speed in the second round?

To find the ratio of the speeds of an athlete on the first and second circles, we use the equality: v1 * T1 = S (the length of one circle) = V2 * T2, from where we express: V2 / V1 = T1 / T2.

Variable values: T1 – Time of passage of the first circle (T1 = 3 min); T2 – the passage of the second circle (T2 = 2 min).

Perform calculation: V2 / V1 = T1 / T2 = 3/2 = 1.5 p.

Answer: In the second round, the athlete increased its speed by 1.5 times.



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