I have teeth but i don't bite. Who Am I ?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

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?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Spot the cat in the picture below

You are on your way to visit your Friend, who lives at the end of the hill. It is his birthday, and you want to give him the cakes you have made. Between your house and his house, you have to cross 5 bridges, and as it goes in the land of make believe, there is a troll under every bridge! Each troll, quite rightly, insists that you pay a troll toll. Before you can cross their bridge, you have to give them half of the cakes you are carrying, but as they are kind trolls, they each give you back a single cake. How many cakes do you have to leave home to make sure that you arrive at a friend's house with exactly two

Make a sentence consisting of three words that have the whole alphabet.

Solve the following series:
AZ, GT, MN, __, YB