9. Two marks exercise problems III

1. A lift is on the ground floor. If it goes \(5\) floors down and then moves up to \(10\) floors from there. Then in which floor will the lift be?

 

The lift is in the \(^{\text{th}}\) floor.

 

 

2. When Kala woke up, her body temperature was \(102^\circ F\). She took medicine for fever. After \(2\) hours it was \(2^\circ F\) lower. What was her temperature then?

 

Kala's temperature then \(=\) \(^\circ F\)