during the covid 19 pandemic, jerrya afrontliner nurse, decide to use hids bicycle since it was difficult for him to ride jeepneys in going to his work station. if he biked 5 kilometers from his house to the hospital at rate of x kph. for his return trip in going home his rate is 1 kph faster. it took him 2.5 nours for the entire round trip. find his rate and time in going to the hospital​