V I C T O R T E C H N O L O G Y
•Third month: 50 bricks at $0.52 a brick
•Fourth month: 100 bricks at $0.61 a brick
•Fifth month: 250 bricks at $0.49 a brick
Find the weighted mean cost of the bricks.
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| 48.00 | ||||
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| 1.00 |
.68 |
| ENTER | 150 |
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| the first data pair. |
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| 2.00 |
.43 |
| ENTER | 100 |
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| the second data pair. |
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| 3.00 |
.52 |
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| the third data pair. |
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| 4.00 |
.61 |
| ENTER | 100 |
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| the fourth data pair. |
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| 5.00 |
.49 |
| ENTER | 250 |
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| the fifth data pair. |
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| 0.55 |
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| r | x w |
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| Displays the weighted mean for the x values | |||
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| (price). |
Mathematical Features and Functions
Most mathematical operations need only one number to be in the calculator (on the display screen) before a function button is touched. Touching the function button displays the result in the display screen in place of the originally entered number.
Fractional Values
44
