The answer is <span>B. about 30 yd2 to 40 yd2</span>
X: 72÷12=6
Y: 63÷9=7
so B, Y is more compact
I think the answer is 1/3x*(10x+9)
The * is multiply
<span>If approximately 2.3 million people die per year in the US, this is equivalent to deaths per minute. Round to the nearest hundredth.
of minutes in a year
365*24*60
of deaths per minute = 2.3x10^6/(365*24*60) = 4.38 deaths/minute</span>