A plane crashed between the border of Mexico and America. Where do you bury the survivors?

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

What number should come in place of the question mark below?

Why despite killing dozens of people Charley and Wilma were not punished?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

Two brothers were watching a horror film on video late one night. One brother dozed off and dreamed that he was being chased by the crazy man from the movie, who was trying to kill him. In the dream, he hid in a cupboard. There was no sound except his heart pounding, and he had no idea where his crazed captor was. He was terrified! At that moment, the video finished, and his brother put his hand on the shoulder of his sleeping sibling to wake him. The shock at that tense moment was enough that the sleeping brother suffered a massive heart attack and died instantly. True or false?

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?