Question

A man moves in such a way that he advances 20 steps and move back 3 steps every minute . After 15 minutes , how much steps he would advance ?

Answer 1

Answer:

255 steps this is it's answer

Answer 2

Answer:

In 15 min The advances is = 20 multiple by 15 is 300

So the advance in 15 min is 300

And in 1 min he move 3 step back so Multiplying 3 and 15 is 45

so he moves 45 step back in 15 min

Total = 300 - 45 = 255

so he moved 255 steps in 15 min as advance