Answer:
9/4
Step-by-step explanation:
(-3/2)^2=9/4
A unit rate will always end up having one as its denominator so divide 305 by 5 which is 61 rotations/1 minute.
Answer:
49 seconds
Step-by-step explanation:
The time perry used is 7/8 of a minute
a minute equals to 60 seconds
so the time perry used is 7/8 x 60 = 52.5 seconds
The winner used 14/15 of 52.5 seconds (perrys time)
so 14/15 x 52.5 = 49 seconds
