Answer: if you divide 15.55 by 5 the unit price is $3.11
Answer:
It D
Step-by-step explanation:
k
25:64
surface : 4×pi×R^2
R1 = 5x
R2 =8x
4piR1^2 / 4piR2^2 = R1^2/R2^2 = 5x^2/8x^2 = 25x^2/64x^2 = 25/64