Question

in a race of 1000 m kavya runs at a speed of 7.5 m/sec and kajal runs speed a speed of 8 m/sc by what time will kajal beat kavya?​

Answer 1

Answer:

kavya will finish the race in

1000m/7.5m/s=

133 sec or 2 min 13 sec

kajal will finish the race in

1000m/8m/s=

125 sec or 2 min 5 sec

so Kajal will beat Kavya by 8 sec.