Answer:
A)162
Step-by-step explanation:
a. IQR = 2.25
b. 40%
(I'm not sure about B.)
a.=Q3 - Q1
=4.7 - 2.2
=2.5
b. =2/5 × 100/1
=40%
215/9 = 23.888
or
23 with a remainder of 8
I hope I helped
x=−2,−8
Move terms to the left side. Then set each factor equal to zero.