There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?

They are three errirs in this question. Can you find them?

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

What has to be broken before you can use it?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

What number comes next in this sequence:
7 8 5 5 3 4 4 _