Question 1204509
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As you write loga 2 = 0.3, loga 3 = 0.48, I think it is an error.


It should be simply log 2 = 0.3 and log 3 = 0.48,  logarithms base 10.


Please revise, fix and re-post.



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At this site, there are similar solved problems in the lesson


&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/logarithm/Evaluate-logarithms-without-using-a-calculator.lesson>Evaluate logarithms without using a calculator</A> 


Look at it - it is a good source to learn from.
May be, you will get an idea from there and will be able to solve your problem on your own.