exam Maths Puzzle Numerical Ability Log and Antilog

Hi,
Can you help me with this math problem?

15.) Use a calculator and the base-change formula to find the logarithm to four decimal places.

log9 (65.36)

The answer should be 1.9024

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exam Other Question

Express in exponential form (use ^ to denote exponents and do NOT use spaces)
log^(6)36=2 a rectangular box is to be used to store materials. The inside of the box is 12.0 in. long, 9.50 in. wide, and 8.75 in. deep. What is the area of sheet lead that must be used to line the inside of the box?