2024 · Q80
What is the ratio of the area of the shaded region to the area of the non - shaded region?
Elementary MathematicsMensuration
- A19/25
- B18/25
- C17/25
- D16/25
Explanation
The non-shaded area is 154 − 66.5 = 87.5 sq cm. The ratio of shaded to non-shaded area is therefore 66.5 : 87.5 = 133 : 175 = 19 : 25. This is option (a).