There were 80 skiers and 60 snowboarders on a mountain one day. The next day, the number of skiers decreased by 25%, and the number of snowboarders increased by 5%.
Part A
Which proportion can be used to determine the number of skiers, x, on the mountain the second day?
80
100
A
OB.
80
Y
=
100
25
Oc.
100
60
OD.
80 100
*
=
75
80
O E.
100
125
X
Part B
By what percent did the overall number of skiers and snowboarders on the mountain decrease from the first day to the second day? Enter
the answer in the box. Round the answer to the nearest percent.
The overall number of skiers and snowboarders decreased by
percent.