Representing whole numbers by squares and rectangles

Representing whole numbers by triangles

Representing whole numbers by line segments

Find the total number of squares and total number of rectangles in the following figure. The main figure itself is a square.

Represent the whole number 3,15 and 21 on a number line.

In the given diagram, circle represents Professionals, square represents Dancers, triangle represents Musicians and rectangle Europeans. Different region in the diagram are numbered 1 to 11 . Who among the following is neither a Dancer nor a Musician but is professional and not a European?

Enlarge the square and rectangle such that the enlarged square and rectangle remain propor tional to the original square and rectangle.

Find the number of rectangles excluding squares from a rectangle of size 9 × 6.

Find the number of rectangles excluding squares from a rectangle of size 9 × 6.