Question

A girl walking uphill covers a distance of 20m during the first minute,18m during the second minute and 16m during third minute and so on . How much distance will she cover in i) 10th minute ii)10minutes​

Answer 1

Answer:

I) Every minute the distance goes down by 2m. so the 10th minute she walks 2m.

II) 20+18+16+14+12+10+8+6+4+2= 98

Step-by-step explanation:

Answer 2

Step-by-step explanation:

I) every minute the distance reduces to 2m then at 10th minute she will cover 2m

II) 98m (sum of all the distance covered for 10 minutes)