Question

It takes Aisha 84 seconds to run one lap of an athletics track. It takes Brenda 96 seconds to run one lap of the athletics track.
They set off from the start line at the same time,
a After how many seconds will they cross the line together for the
first time? (Assume they keep running at the same speed.)

Answer 1

Answer:

answer is 90 seconds

Step-by-step explanation:

average time of both = 84 + 96 / 2

= 90 seconds