Can anyone help I don’t understand how to do this? I could give Brainliest

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row

Write the equation in logarithmic form 8^x=64

Do xuan nam isgoing to invest $1000 at a simple interest rate of 4% how long will it take for the investment to be worth $1040?