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Leonardo read that his reptile food should be given at a temperature of 72.5°F. He keeps the food in the freezer at –4°F. He has found that if he sets the food on his reptile’s hot rock, the temperature rises 8.5 degrees each hour. How many hours will it take for the reptile food to reach 72.5°F? |
| Answer» <html><body><h3><strong><u>SOLUTION</u></strong></h3><p></p><p><strong><u>GIVEN</u></strong></p><p></p><ul><li>Leonardo read that his reptile food should be given at a temperature of 72.5°F. </li></ul><p></p><ul><li>He keeps the food in the freezer at –4°F. </li></ul><p></p><ul><li>He has found that if he sets the food on his reptile’s hot rock, the temperature rises 8.5 degrees each hour. </li></ul><p></p><p><strong><u>TO</u></strong><strong><u> </u></strong><strong><u>DETERMINE</u></strong></p><p></p><p>The time it will take for the reptile food to reach 72.5°F</p><p></p><p><strong><u>EVALUATION</u></strong></p><p></p><p>Let t hours is required for the reptile food to reach 72.5°F</p><p></p><p>Here it is given that Leonardo keeps the food in the freezer at –4°F</p><p></p><p>Now he sets the food on his reptile’s hot rock, the temperature rises 8.5 degrees each hour. </p><p></p><p>So after t hours the temperature will be </p><p></p><p>= ( - 4 + 8.5t )°F</p><p></p><p>Now Leonardo read that his reptile food should be given at a temperature of 72.5°F. </p><p></p><p>So by the given condition </p><p></p><p><img align="absmiddle" alt="\sf{ - 4 + 8.5t = 72.5}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%20%5Csf%7B%20-%204%20%2B%208.5t%20%3D%2072.5%7D" title="\sf{ - 4 + 8.5t = 72.5}"/></p><p><img align="absmiddle" alt="\sf{ \implies \: 8.5t = 76.5}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cimplies%20%5C%3A%208.5t%20%3D%2076.5%7D" title="\sf{ \implies \: 8.5t = 76.5}"/></p><p><img align="absmiddle" alt="\sf{ \implies \: t = 9}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cimplies%20%5C%3A%20t%20%3D%209%7D" title="\sf{ \implies \: t = 9}"/></p><p>So <strong>9 hours</strong> is required for the reptile food to reach 72.5°F</p><p></p><p><strong><u>━━━━━━━━━━━━━━━━</u></strong></p><p></p><p><strong>Learn more from Brainly :-</strong></p><p></p><p>1. If 2 pens and 3 copies costs Rs. 95 and 6 pens and 2 copies costs Rs. 110. Form linear <a href="https://interviewquestions.tuteehub.com/tag/equations-452536" style="font-weight:bold;" target="_blank" title="Click to know more about EQUATIONS">EQUATIONS</a> to <a href="https://interviewquestions.tuteehub.com/tag/represent-613876" style="font-weight:bold;" target="_blank" title="Click to know more about REPRESENT">REPRESENT</a> this <a href="https://interviewquestions.tuteehub.com/tag/situation-1210683" style="font-weight:bold;" target="_blank" title="Click to know more about SITUATION">SITUATION</a> </p><p></p><p><a class="sg-link" href="https://brainly.in/question/33627420">brainly.in/question/33627420</a></p><p></p><p>2. In Parul's garden, there are 25 rows of vegetables. She has five more rows of <a href="https://interviewquestions.tuteehub.com/tag/peppers-1150240" style="font-weight:bold;" target="_blank" title="Click to know more about PEPPERS">PEPPERS</a> than <a href="https://interviewquestions.tuteehub.com/tag/tomatoes-1421774" style="font-weight:bold;" target="_blank" title="Click to know more about TOMATOES">TOMATOES</a> and two fewer row... </p><p></p><p><a class="sg-link" href="https://brainly.in/question/13390089">brainly.in/question/13390089</a></p></body></html> | |