What can you catch but never throw?

Which word does the below Plexor means ?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Can you find the missing piece of the Porsche?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

The centre of the third figure is empty. What digit should fit inside?

A car is crossing a 20 km-long bridge. The bridge can support at most 1500kg of weight over it. If somehow, the weight on the bridge becomes more than that, it will break.

Now, the weight of the car is exactly 1500kg. At the midway, a bird comes and sits on the roof of the car. This bird weighs exactly 200 grams.
Can you tell if the bridge breaks at this point or not?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member.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

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?