Spot what is wrong here in below Picture?

People make me, save me, change me, raise me. What am I?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

What is the relationship between these matchstick pictures below?

What 5-letter word typed in all capital letters can be read the same upside down?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

The LCD device should be able to tell the right time in the format HH:MM: SS in a 12-hour format. You can refer to the picture to get an idea. The device is a simple "level indicator" which has to be converted into a watch. How will you program it to work?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.