Sarika’s house is 5 km from her office. She covered 4 ½ by train and the remaining by walk.
How much did she have to walk?

1/2 km or 0.5 km

Step-by-step explanation:

In the attached file

1/2

Step-by-step explanation:

So since sarika already went 4.5 km lets subtract that from 5 to get our remaining distance

5-4.5=0.5

Sarika had to walk 1/2 a kilometer

Hope this helps!

it would open into a square depending on the type of envelope i’m not sure about the second part