Question

16. Two boys start from the same place, walk at the rate of 4 km per hour and 4.5 km per hour respectively. How many km will they be apart at the end of 3-hours, if they walk in the opposite directions? ​

Answer 1

Answer:

12 Km

Step-by-step explanation:

first boy will discover 12 Km in 3 hours

while second boy will discover 13.5 km as he was walking at 4.5km p/h so both will part their ways at 12km