T1 CH3 Ratio and Proportion — Maths STD 6 — Question

Count the number of squares in the following figure?

Arrange the following integers in ascending order.
−28, 6, −5, −40, 8, 0, 12, −1, 4, 22

Find the prime factorisation number by factor tree method and division method.
420

The digits of the prime number 13 can be reversed to get another prime number 31. Find if any such pairs exist upto 100

You purchase 6 apples for ₹ 90 and your friend purchases 5 apples for ₹ 70. Whose purchase is better?

Convert 480 days into years

Convert the following questions into tree diagram:
Ram had a bank deposit of ₹ 7,55,250 and he had withdrawn ₹ 5,34,500 for educational purpose. Draw a tree diagram for this

Use the properties of whole numbers and simplify.
4 × 132 × 25

Find the line of symmetry and the order of rotational symmetry of the given regular polygons and complete the following table and answer the questions given below.

Shape	Equilateral Triangle	Square	Regular pentagon	Regular hexagon	Regular octagon
Number of lines of symmetry
Order of rotational symmetry

i) A regular polygon of 10 sides will have _________ lines of symmetry
ii) If a regular polygon has 10 lines of symmetry, then its order of rotational symmetry is ___________
iii) A regular polygon of 'n' sides has _________ lines of symmetry and the order of rotational symmetry is _________