We need to know some log properties
1. when the base is not stated, assume that it is base 10 or log₁₀
2.
-log(10^-1)=
answer is D. -1
1. when the base is not stated, assume that it is base 10 or log₁₀
2.
-log(10^-1)=
answer is D. -1
A department store buys 100 shirts at a cost of $1800 and sells them at a selling price of $20 each. Find the percent markup.
1 answer:
You might be interested in