4t ESO/4.01 NOMBRES/4.01.1 Els nombres racionals4.01.1.92 Calcular un tant per cent amb quantitatsEscriviu el tant per cent que correspon a les quantitats indicades:
Quantitat
Total
Tant per cent
#a_1
#b_1
{#1}%
#a_2
#b_2
{#2}%
#a_3
#b_3
{#3}%
#a_4
#b_4
{#4}%
Format de la resposta:3,4562 % (si s'escau, arrodonit amb 5 decimals, i punt en lloc de coma!)
]]>4.00000000.50000000
<question><wirisCasSession><![CDATA[<session lang="ca" version="2.0"><library closed="false"><mtext style="color:#ffc800" xml:lang="es">variables</mtext><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a_1</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>11</mn><mo>,</mo><mn>99</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>b_1</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>11</mn><mo>,</mo><mn>99</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_1</mi><mo>=</mo><mfrac><mrow><mi>arrodoneix</mi><mfenced><mrow><mn>100000</mn><mo>*</mo><mo> </mo><mo>(</mo><mi>a_1</mi><mo>/</mo><mi>b_1</mi><mo>)</mo><mo>*</mo><mn>100</mn></mrow></mfenced></mrow><mn>100000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a_2</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>11</mn><mo>,</mo><mn>99</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>b_2</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>101</mn><mo>,</mo><mn>999</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_2</mi><mo>=</mo><mo> </mo><mfrac><mrow><mi>arrodoneix</mi><mfenced><mrow><mn>100000</mn><mo>*</mo><mo> </mo><mo>(</mo><mi>a_2</mi><mo>/</mo><mi>b_2</mi><mo>)</mo><mo>*</mo><mn>100</mn></mrow></mfenced></mrow><mn>100000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a_3</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>101</mn><mo>,</mo><mn>999</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>b_3</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>101</mn><mo>,</mo><mn>999</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_3</mi><mo>=</mo><mfrac><mrow><mi>arrodoneix</mi><mfenced><mrow><mn>100000</mn><mo>*</mo><mo> </mo><mo>(</mo><mi>a_3</mi><mo>/</mo><mi>b_3</mi><mo>)</mo><mo>*</mo><mn>100</mn></mrow></mfenced></mrow><mn>100000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a_4</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>11</mn><mo>,</mo><mn>99</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>b_4</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>101</mn><mo>,</mo><mn>9999</mn><mo>)</mo></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_4</mi><mo>=</mo><mfrac><mrow><mi>arrodoneix</mi><mfenced><mrow><mn>100000</mn><mo> </mo><mo>*</mo><mo>(</mo><mi>a_4</mi><mo>/</mo><mi>b_4</mi><mo>)</mo><mo>*</mo><mn>100</mn></mrow></mfenced></mrow><mn>100000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></math></input></command></group></library><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>(</mo><mi>a_1</mi><mo>,</mo><mi>b_1</mi><mo>,</mo><mi>a_2</mi><mo>,</mo><mi>b_2</mi><mo>,</mo><mi>a_3</mi><mo>,</mo><mi>b_3</mi><mo>,</mo><mi>a_4</mi><mo>,</mo><mi>b_4</mi><mo>)</mo></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>92</mn><mo>,</mo><mn>13</mn><mo>,</mo><mn>68</mn><mo>,</mo><mn>472</mn><mo>,</mo><mn>418</mn><mo>,</mo><mn>999</mn><mo>,</mo><mn>82</mn><mo>,</mo><mn>5975</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_1</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>707.69</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_2</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>14.407</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_3</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>41.842</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c_4</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>1.3724</mn></math></output></command></group><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"/></input></command></group></session>]]></wirisCasSession><correctAnswers><correctAnswer></correctAnswer></correctAnswers><options><option name="precision">12</option><option name="implicit_times_operator">false</option><option name="times_operator">·</option><option name="imaginary_unit">i</option></options><localData><data name="casSession"></data></localData></question> Primer es calcula el tant per u, dividint la quantitat pel total; després es multiplica per cent per a obtenir el tant per cent.