Question

Paul travels from Laguna to Alabang at 60 kph and then back to Laguna over the same route at 50 kph. If S is her average speed for the round trip, then

50 < S < 55
49 13 years ago

Answer 1

It'd surely be somewhere between 50 and 60..

Answer 2

So, 50 < S < 60

Answer 3

Is there an explanation?

Answer 4

Well that's it.

Answer 5

I told you it's a number between 50 and 60, so it's less than 60 and more than 50.

Answer 6

Ahhhh. Gets :) Thanks :DDDDD