Answer:
check pdf
Step-by-step explanation:
Answer:
Hey, ill do like 2 and you can do the rest
percent decrease or change is
new-old over old
So like #1
1) 60 is old, 48 is new
so 48-60=-12
now over old which is 60
-12/60
-1/5
20 percent decrease
2) 180 is old, 108 is new
108-180=-72
-72/180
40 percent decrease
Step-by-step explanation:
Answer:
Pradnya can do two consecutive 90°-clockwise rotations or two consecutive 90°-counterclockwise rotations in order to land the piece squarely on the gap.
So the probability that the next person is costa Rican means 1 is added to the numerator and denominator. this can then be simplified to
3/10