Can you find out the total number of triangles in the given figure?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

What Deficiency does the below rebus represent?

VIT_MIN

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Can you count the number of squares in the figure below?

John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. How many bottles-box did John break?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?