Can you fill the blank with the correct number?

6 30 870 756030 _____

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

There's a day, that comes around once a year.
To celebrate the man, you hold dear.
He gave you life, love and will pick you up if you fall.
When it comes to guys like him, He's the best of all.
Who is he?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

Out of four images which one is the odd one out?