How many triangles are there in the question figure?

How many triangles are there in the question figure?

The diagram below represents the students who study Physics, Chemistry and Mathematics. Study the diagram and identify the region which represents students who study both Physics and Chemistry but not Mathematics.?

In the following figure, square represents Artists, triangle represents Military officers, circle represents collectors and rectangle represents Fathers. Which set of letters represents collectors who are either military officers or fathers?

In the following figure, rectangle represents Chefs, circle represents Choreographers, triangle represents Drivers and square represents Americans. Which set of letters represents Americans who are either Choreographers or Drivers?

In the following figure, square represents Pharmasists, triangle represents Singers, circle represents Surgeons and rectangle represents Mothers. Which set of letters represents Surgeons who are either mothers or singers?

Find out the number of triangles in the figure given.

In the following square represents Doctors, triangle represents Artists, circle represents Weight-lifters and rectangle represents Russians. Which set of letters represents Russians who are not Doctors?

In the following square represents Priests, triangle represents Singers, circle represents Therapists and rectangle represents Indians. Which set of letters represents Indians who are not Priests?

If a mirror is placed on the line MN, then which is the right image of the given figure?

In the following square represents Optometrists, triangle represents Painters, circle represents Vegetarians and rectangle represents Men. Which set of letters represents Painters who are either men or vegetarians?