adeebaahmed2006 adeebaahmed2006
  • 25-01-2020
  • Mathematics
contestada

A special weed grows so that each day it doubles its area. On the 100th day it completely covers the pond. On what day was the pond half covered?

Respuesta :

Rd0974
Rd0974 Rd0974
  • 25-01-2020
The pond was half covered on day 50
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LeCoconutShrimp LeCoconutShrimp
  • 25-01-2020
ANSWER: 50th day


REASONING:


If it was fully covered on the 100th day, then that means that half covered has to be half way which is 100 ÷ 2. Thus, it’s equal to 50.



(Might be a little complicated, but I hope it helps)
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