ICSE ICSE Class 7 - CISCE Question Bank Solutions for Mathematics

If x : y = 2 : 3  and y : z = 5 : 7, find x : y : z.

Draw a triangle with no line of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the triangle drawn.

Draw a triangle with only one line of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the triangle drawn.

Draw a triangle with exactly two lines of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the triangle drawn.

If m : n = 4 : 9 and n : s : 3 : 7, find m : s

Draw a triangle with more than three lines of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the triangle drawn.

In the figure given below, draw the line (s) of symmetry, if possible:

If P : Q = `1/2 : 1/3` and Q : R = `1 1/2 : 1 1/3`, find P : R.

In the figure given below, draw the line (s) of symmetry, if possible:

In the figure given below, draw the line (s) of symmetry, if possible:

If a : b = 1.5 : 3.5 and b : c = 5 : 6, find a : c.

Draw a triangle with exactly three lines of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the triangle drawn.

If `1 1/4 : 2 1/3 = "p" : "q"` and q : r = `4 1/2 : 5 1/4`; find p : r.

Draw a quadrilateral with no line of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the quadrilateral drawn.

If x : y − 5 : 4 and 2 : x = 3 : 8, find the value of y.

Find the value of x, when 2.5 : 4 = x : 7.5.

Draw a quadrilateral with exactly two lines of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the quadrilateral drawn.

Show that 2, 12 and 72 are in continued proportion.

Draw a quadrilateral with exactly three lines of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the quadrilateral drawn.

Draw a quadrilateral with exactly four lines of symmetry. In case, if possible, represent the line/ lines of symmetry by dotted lines. Also, write the special name of the quadrilateral drawn.