Question

solve by proportion method
If Rohit covered 120 m in 20 seconds, then in how much time would he cover 210 m?​

Answer 1

Rohit covered 120m in 20 sec

Rohit ,, 1m. in 20/120 sec

Rohit ,, 210m in (20×210) / 120 sec

= 35 sec

so he would cover 210 m in 35 sec

Answer 2

Answer:

rohit covered 120m in - 20 seconds

then , rohit covered 210 m in- (210 × 20)

- 4200

so, rohit covered 210 m in 4200 seconds