Find the unknown number in the equation 4 x 12 = 6 x n A. 4

B. 6

C. 8

D. 12

this is the last one i swear

Will give find an equivalent function to f(x)=5(2)^3x. the 5(2)^3x means 5(2) to the 3x power answer choices: a: f(x)=125^x(8)^x b: f(x)=10^2x c: f(x)=40^x d: f(x)=5(8)^x

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

How much is $1200 worth at the end of1 year,if the interest rate is 5.5% is compounded quarterly.