Question

In January, the depth of a lake was 1,061 feet. In August, the depth of the lake was 583.55 feet. What is the percentage decrease of the depth of the lake from January to August?
45%
54%
82%
55%

Answer 1

1061*(1-x/100)=583.55

Answer 2

45%

Answer 3

medal plz

Answer 4

just like the other problem
this just has different numbers

what is the change in depth
new level - old level

express as a percentage
percent means per 100
change/ old depth = x/100 where x is the percentage

to solve for x ( change/old depth)* 100