Question

 In a lake, there is a patch of lotus pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half of the lake? n​

Answer 1

Answer:

This is an exponential function,  f(x)=2x . So it grows very fast. So it would, in reality, take 47 to cover half the lake. Also big lake.

Day one.

1×2=21=2

Answer 2

Answer:

47 days of course. On the 48th day, the patch covers the lake.

Explanation:

Because on the 47th day the the lake gets half covered so, on the 48th day it will double again and fill the whole lake .