Question

1.draw a grid of 60 squares on a graph paper
2.shade half of total number of square with red colour
3.shade half of the remaining squares with green colour
4.colour 10 of the remaining after step 3 with yellow colour
5.and rest of the remaining with blue colour.
6.now,represent the portion coloured red,green,yellow and blue in terms of fractions.

Answer 1

red - 60/2=30

green -30/2=15

yellow - 15-10=5 remaining  colour 10 -yellow

blue - 5