số lượng

giá

tổng giá

1

$0.2100

$0.2100

10

$0.1750

$1.7500

50

$0.1600

$8.0000

100

$0.1400

$14.0000

500

$0.1350

$67.5000

1000

$0.1150

$115.0000

3000

$0.1050

$315.0000

5000

$0.1050

$525.0000

10000

$0.1000

$1,000.0000