Question 1205411
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How did the tempruature change?
First it increased by 5%, and then it increased by 20%
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<pre>
Let T be the initial temperature.


Then after first increase the temperature becomes  T*(1+0.05) = 1.05T.


After the second increase, the temperature becomes 1.05T*(1+0.2)T = 1.05*1.2T = 1.26T.


The final increase is 26%, comparing to initial temperature.
</pre>

Solved.


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&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/percentage/lessons/Percentage-problems-on-chains-of-discounts.lesson>Percentage problems on chains of discounts</A> 

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