Nancy bought 2 packs of digimon cards for $3.07 each, and a deck of baseball cards for $10.36 with a $20 bill. what was the change from the purchase?

cost = 2*3.07+10.36

cost = 6.14+10.36

cost =16.50

20-16.50=change

3.50

She will get $3.50 change

$139.23

Step-by-step explanation:

50% off the original price of $239.99

= $239.99-(0.5*239.99)

= 239.99-119.995

= $119.995

She purchase a pair of shoes also worth $34.70

Total cost now= $119.995 + $34.70

Total cost now= $154.695

But she has a coupon that gives her 10% off her total sales

Now she wants pay

= $154.695 - 0.1(154.695)

= $154.695-15.4695

= $139.2255

Approximately $139.23