If the relationship is proportional, what is the missing value from the table? -18 -15 15 18

Which number produces a rationale number when multiplied by 1/5

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?

Hannah reads at a constant rate of 33 pages every 88 minutes. write an equation that shows the relationship between pp, the number of pages she reads, and mm, the number of minutes she spends reading.