Can you fill the blank with the correct number?

6 30 870 756030 _____

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

What does below Rebus say?

XLR8

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???