Which equation is equivalent to 2^3x=10

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

What is the value of x in the diagram below?

If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b. fitness equipment worth $1,700 c. a holiday package worth $2,000