It is B I know because I did this a while ago

<em><u>Solution:</u></em>
Given that,

<em><u>Use the following log rules</u></em>
Rule 1: 
Rule 2: 
Rule 3: 

Break 162 down to primes:


Thus we get,

Next

Break 324 down to primes:


Next

By rule 2

Next

By rule 2

Thus the given are evaluated in terms of x and y
54a+24b
What number can you take from them
6
9a+4b
Whatever happened to just normal 70 times 6,000? The product is 420,000. If that was your question.