I am sure no one can have two things for dinner. what are they?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

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?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

You see me once in June, twice in November, and not at all in May. What am I?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

In the four images below, can you find the odd one out?