0000:00:00:00:00Start7Number 7ExplanationA train travels the distance between Jakarta and Surabaya at a speed of 60 km/h60 \text{ km/h}60 km/h for 15 hours15 \text{ hours}15 hours. If the distance is to be covered in 12 hours12 \text{ hours}12 hours, the speed of the train becomes...85 km/h85 \text{ km/h}85 km/h95 km/h95 \text{ km/h}95 km/h80 km/h80 \text{ km/h}80 km/h75 km/h75 \text{ km/h}75 km/h90 km/h90 \text{ km/h}90 km/h
7Number 7ExplanationA train travels the distance between Jakarta and Surabaya at a speed of 60 km/h60 \text{ km/h}60 km/h for 15 hours15 \text{ hours}15 hours. If the distance is to be covered in 12 hours12 \text{ hours}12 hours, the speed of the train becomes...85 km/h85 \text{ km/h}85 km/h95 km/h95 \text{ km/h}95 km/h80 km/h80 \text{ km/h}80 km/h75 km/h75 \text{ km/h}75 km/h90 km/h90 \text{ km/h}90 km/h
