A woman invests ​$1,600 at a rate of 3​%. Find the time in years that it takes her investment to double with annual compounding​ (a) using the future value formula and​ (b) using the Rule of 72.

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

What is the lcm of 16 and 40 ? 24 and 40 ?

Which of the following is an equation of a line parallel to the equation y=4x+1?