Naomi was ordering yarn from a discount web site. If she ordered more than $50 worth of
yarn labeled “discountable”, she could take an extra 10% from the price of that yarn. Only
some of the yarn she ordered was eligible for the discount. Here is what Naomi ordered:
2 skeins at $2.50 per skein (not discountable)
8 skeins at $8.40 per skein (discountable)
7 skeins at $5.99 per skein (discountable)
Tax is 5% and shipping is 8%. How much did Naomi pay for her yarn? Choose the correct choice from the following answers:  A) $116.64  B) $216.64  C) $316.64  D) $416.64  E) $516.64
8 x $8.40 = $67.20 ($116.64ll money is rounded to hundredths at each step.)   7 x $5.99 = $41.93   $67.20 + $41.93 = $109.13 discountable   $109.13 x .10  67.20 +  41.93= 
<gadget id="calculator"> 67.20 +  41.93</gadget>
<output>109.13</output>
$109.13 discountable   $109.13 x .10= $10.91 (rounded)   $109.13 - $10.91 = $98.22 for discounted yarn   2 x $2.50  109.13 -  10.91= 
<gadget id="calculator"> 109.13 -  10.91</gadget>
<output>98.22</output>
$98.22 for discounted yarn   2 x $2.50= $5.00 for un-discounted   $98.22 + $5.00 = $103.22 cost of yarn   $103.22 x 1.13   98.22 +  5.00= 
<gadget id="calculator">  98.22 +  5.00</gadget>
<output>103.22</output>
$103.22 cost of yarn   $103.22 x 1.13= $116.64 with tax and shipping   (5% + 8% = 13%)   correct answer $116.64
<result>A</result>
Naomi was ordering yarn from a discount web site. If she ordered more than $50 worth of
yarn labeled “discountable”, she could take an extra 10% from the price of that yarn. Only
some of the yarn she ordered was eligible for the discount. Here is what Naomi ordered:
2 skeins at $2.50 per skein (not discountable)
8 skeins at $8.40 per skein (discountable)
7 skeins at $5.99 per skein (discountable)
Tax is 5% and shipping is 8%. How much did Naomi pay for her yarn?