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Evaluate `(21.6002+234+2732.10)xx13. |
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Answer» `21.6002 |22 234|234 2732.10| 2732 2988 The three numbers are arranged with their decimal points aligned (shown on the left part above). The column juist left to the decimals has 4 as the doubtful digit. Thus, all thenumbers are rounded to this comumn. The required expression is `2988xx13=38844.` S 13 has onlly tow significant digits the product should be rounded off after two significant digits. Thus the result is 39000. |
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