The Arnolds purchased 550 square feet of Kentucky Gem sod at $1.79 per square foot and 270 square feet of Zelzea Blue sod at $1.38 per square foot. What was the approximate average price per square foot paid for all the sod? Choose the correct choice from the following options.
A) $1.63	B) $1.64	C) $1.66	D) $1.72	E) $1.76
Average price = (550*1.79)+(270*1.38)/550+270=1.66 (Approx)   Answer $1.66
<result>C</result>
The Arnolds purchased 550 square feet of Kentucky Gem sod at $1.79 per square foot and 270 square feet of Zelzea Blue sod at $1.38 per square foot. What was the approximate average price per square foot paid for all the sod?