Answer:
10,5
Step-by-step explanation:
v=158
c=102
-16t^2+158t+102=0
t=10,4831 ∨ t=-0,60812
54=3x/4
18=x/4
18*4=x
72=x
my opinion is A hope it helps
LCM×HCF= Product
LCM×3=180
LCM=180/3=60
