Question

anybody please say me step by step Q4(c)​

Answer 1

Answer:

25 second

Explanation:

speed = distance /time

=1400÷40=35m/s

time=distance/speed

time=875÷35=25 second

Answer 2

Answer:

$1400m \: \: = 40second$

$1m = 40 \div 1400 = 1 \div 35second$

$875m = 1 \div 35 \times 875 = 25secod$