Question

How many more squares must be shaded so that only 30% of the figure is left unshaded.​

Answer 1

Step-by-step explanation:

5 squares Must Be shaded. Because We have total of 20 squares and 30% of 20 is 6. so if we shade more 5 squares, we Left with 6 unshaded squares. And this is The Answer.

Thank you

Answer 2

Total number of squares = 20

Number of squares that has to be left unshaded = 30%

= 30 × 20

100

= 6

Number of squares that have to be shaded = 20 - 6 = 14

Number of squares already shaded = 8 (from the figure)

Remaining squares to be shaded = 14 - 8

= 6 squares