How many triangles are there in the following figure?

Four forms of a dice are shown below. In this dice which word will be on the surface opposite to the word D?
 

Assertion (A): James Watt invented the steam engine.
Reason (R): It was invented to pump out the water from the flooded mines.

1, 2, 3, 4, 5 and 6 have written on surface of dice. Four forms of dice shown below. In this dice which digit will be on the surface opposite to the digit 3?

In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which the given conclusion logically follows the given statements. 

Statement: 

All cups are plate. 

No plate is a shop. 

Conclusion: 

I. No cup is a shop. 

II. No shop is a plate. 

380, 645, 557, 656, 762, 875, ?

Three of the following four words are alike in a certain way and one is different. Pick the odd word out.