|  |  | 1 | $4.99
| Calculate | 2h 15m | |
| | | - | $40.00
| Free | 9h 10m | |
| | | - | $14.95
| $0.99 | 58m | |
| | |  | $85.00
| Free | 13h 39m | |
| | | - | $5.00
| Free | 10h 31m | |
|
| | | 10 | $41.00
| $5.99 | 3h 08m | |
| | | 20 | $76.68
| $5.99 | 3h 06m | |
| | | - | $0.99
| $5.99 | 3h 22m | |
| | | 33 | $71.00
| Calculate | 10h 22m | |
| | | 19 | $85.00
| Free | 10h 34m | |
| | | - | $38.00
| $7.50 | 4h 04m | |
| | | - | $2.99
| $7.00 | 8h 07m | |
| | | 3 | $4.25
| $5.99 | 3h 09m | |
| | | 1 | $0.99
| $5.99 | 3h 11m | |
| | | - | $0.99
| $5.99 | 3h 26m | |
| | | 6 | $91.00
| $5.99 | 3h 28m | |
| | | -
| $29.99
$60.00
| Free | 6h 15m | |
| | | - | $0.99
| $4.00 | 3h 50m | |
| | | - | $5.75
| $4.89 | 9h 47m | |
| | | 26 | $76.00
| $5.00 | 5h 43m | |
|  | | -
| $75.00
$90.00
| $5.00 | 4h 49m | |
| PLUS Study and Solutions Guide
| | 26 | $91.00
| $6.95 | 6h 29m | |
| | | 5 | $26.50
| $9.95 | 13h 33m | |
| | | | $25.00
| $6.00 | 2h 00m | |
| | | 26 | $71.00
| $10.00 | 6h 22m | |
| | | 5 | $1.79
| $4.95 | 5h 02m | |
| | | | -
| $70.00
$85.00
| $8.50 | 4h 09m | |
| | | 1 | $16.00
| $6.00 | 12h 19m | |
|
| | | - | $0.99
| $4.99 | 9h 15m | |
| | | | - | $1.99
| $6.00 | 4h 55m | |
| | | 21 | $57.00
| $4.95 | 5h 44m | |
| | | -
| $10.00
$15.00
| $7.50 | 5h 16m | |
| | | - | $0.99
| $4.00 | 4h 56m | |
| | | -
| $30.00
$35.00
| $10.00 | 5h 18m | |
| | | 1 | $0.99
| $5.99 | 3h 01m | |
| | | - | $6.25
| $5.25 | 10h 15m | |
| | | | - | $0.99
| $5.99 | 3h 23m | |
| | | 1 | $19.99
| Calculate | 6h 49m | |
| | | 1 | $19.99
| $9.00 | 10h 55m | |
| | | -
| $15.00
$25.00
| Calculate | 11h 13m | |
| | | - | $40.00
| $5.00 | 6h 59m | |
| | | -
| $27.99
$32.99
| $4.99 | 6h 01m | |
| | | | $9.95
| $5.00 | 6h 22m | |
| | | - | $5.00
| $10.00 | 5h 56m | |
| | | -
| $10.00
$25.00
| $5.95 | 16h 37m | |
| | | 3 | $0.99
| $4.95 | 4h 53m | |
| | | | - | $5.99
| $9.00 | 8h 00m | |
| | | 16 | $56.00
| $4.00 | 13h 51m | |
| | | 7 | $50.00
| Calculate | 13h 31m | |
| | | - | $4.99
| $6.00 | 7h 25m | |
