số lượng

giá

tổng giá

1

$0.3400

$0.3400

10

$0.3000

$3.0000

50

$0.2800

$14.0000

100

$0.2500

$25.0000

500

$0.2350

$117.5000

1000

$0.1950

$195.0000

3000

$0.1900

$570.0000

6000

$0.1850

$1,110.0000

15000

$0.1750

$2,625.0000