When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

Take one out and scratch my head, I am now black but once was red. What am I?

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

What is the last thing you take off before bed?

What has lots of eyes, but can’t see?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?