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Test-Lidia
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Question text
<p> </p> <table style="border: 4px solid #ff6600; width: 600px; height: 152px; background-color: #ffffcc; border-color: #003300; border-width: 4px;" border="4"> <tbody> <tr> <td style="text-align: justify;"><span style="color: #003300; font-size: small;"><strong><span>Es volen impermeabilitzar els terrats del dos edificis rectangulars amb una pintura de cautxú que costa #a1 €/m<sup>2</sup>. <br />S'ha mesurat la superfície total i és de #a2 m<sup>2</sup>. Malauradament, s'ha comés un error mesurant i les llargades i les amplades són un #p % més grans. <br />Quant costarà de més l'obra per culpa de l'error? </span><br /><span style="color: #ff6600;">(arrodonit als cèntims)</span><br /></strong></span></td> </tr> </tbody> </table>
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Answer 1
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
Answer 2
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
Settings for multiple tries
Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
Hint 1
Hint text
<p><span style="color: #008000;"><strong><span style="color: #0000ff;">Com que l'error afecta les dues dimensions (amplada i llargada), la superfície que cal afegir de més és la superfície inicial multiplicada per l'error al quadrat.</span><br /></strong></span></p>
Hint 2
Hint text
Created / last saved
Created
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on
Thursday, 23 August 2018, 11:08 AM
Last saved
by
Admin User
on
Thursday, 23 August 2018, 11:08 AM
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