322/15 = 21.46.....Quincy should buy 22 rolls
Answer:
I think forth one.as it shows height in median and mean.
6q-18=qr+t
6q-qr=t+18
q(6-r)=t+18
q=(t+18)/(6-r)
Answer: q would be: q=(t+18)/(6-r)
Answer:
8√0.2
Step-by-step explanation:
using Pythagoras Therom
(68)^2 = (60)^2 + (x)^2
4624 = 3600 + x^2
4624/3600 = x^2
1.28 = x^2
√1.28 = x
x = 8√0.02