Question

3. Venu takes 15 minutes to cover 1000 m by foot. Assuming that she does not slow down
and continues walking with the same speed, find the time required to cover 1400 m.​

Answer 1

Answer:

21min

Step-by-step explanation:

Time taken to complete 1400m is 21 min.

Answer 2

Answer:21second

Step-by-step explanation:

Distance =1000m in 15min.

1400m =xmin

So,

15 min convert in sec =900s

1000/900×1400/x=10/9×1400/x=

X=9×1400/10=1260

X=1260

Min converted into seconds =

1260÷60=21sec

Venu takes 1400m he cover in 21 sec