Question

Plz help me to do this question and plz answer with full explanation ​

Answer 1

Step-by-step explanation:

I have attached the solution

Hope it will help

Answer 2

Step-by-step explanation:

there will be two rectangles

outer one with dimensions 30 × 25 = 750

inner one with dimensions (30-5) x (25-5) = 25 × 20 = 500

where 5 is double of the width of track

area of the track = outer - inner area

= 750- 500= 250 square metre