What is the percent of decrease from 100 to 23?

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079

Jane has 5 nickels. john has 3 dimes. jane says she has a greater amount of money. with the information given, is she correct?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earn $75 in interest. how much interest will she earn during the following year?