What is 8/10 if 24 students

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

What is the number 321,000,000 in scientific notation? also what is the number? ?

Write the equation in logarithmic form e^x=403.429