How many words can a pen with half refill write?

You can see three almost identical images below. Can you spot the odd one out from them?

You can hear me, but you can't touch or see me.

What am I?

James Bond is caught up in a mysterious scenario where the evil villain has him blindfolded. He somehow breaks through the handcuffs but is unable to get the blindfold off. Upon searching, he comes across a bow and 3 arrows. He can hear the villain speak, and thus tries to take a shot at him. He launches the first arrow, it misses the villain. He then launches the second arrow and it misses by a greater margin.

What is the probability that this third shot our James bond takes will be worse than the second shot?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

O_er_t_o_

Complete the missing letters of the given word.

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

A sundial has the fewest moving parts of any timepiece. Which has the most?

A bus driver was heading down a street in Mexico. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not?