A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

When 99 is considered higher than 100?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Move three sticks of the spiral below to form a square.

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

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

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain