A boat moves with a speed of 5 𝑘𝑚/ℎ relative to water in a river flowing with a speed of 3 𝑘𝑚/ℎ and having a width of 1 𝑘𝑚. The minimum time taken around a round trip is

Question : A boat moves with a speed of 5 𝑘𝑚/ℎ relative to water in a river flowing with a speed of 3 𝑘𝑚/ℎ and having a width of 1 𝑘𝑚. The minimum time taken around a round trip is