what does this picture(rebus) riddle means ?

John bought a new car. He has a habit of eating ice cream from a particular ice cream shop while returning home from office. Whenever, he eats strawberry ice cream, he faces no problem. But whenever, he eats chocolate ice cream, the car starts giving problem. At first, he thinks, it is just a co-incidence but when this awkward incident happens for 3-4 times, he reports this problem to the company.

The mechanic of the company checks but finds no problem at all. The next day, when he stops by to eat chocolate ice cream, the car again starts giving problem.

Can you find the possible reason?

Spot 5 differences in two Christmas tree below:

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

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

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Can you identify if it's a murder or a suicide ?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

What word begins and ends with an E, but has only one letter?

What building has the most stories?