Colette opened a CD 10 years ago at an interest rate of 8.8% compounded quarterly. According to the rule of 72, when did she have half as much money as she does now?

8t-5r-t-3r I'm so confused on equations

Gerhard deposited $5600 into a savings account that earns 4.5% simple interest each year calculated annually. What is the future value of Gerhard's account after 12 years?

Use double angle formulas to find the exact value of sin2x, cos2x, and tan2x sinx=12/13, 0

Area of a 40cm semicircle

A student performed the following steps to find the solution to the equation x^2+14x+48=0. Where did the student go wrong? Step 1. Factor the polynomial into (x + 8) and (x - 6) Step 2. x + 8 = 0 and x - 6 = 0 Step 3. x = - 8 and x = 6 A.

Write 79/150 as a decimal

you run 1 and 3/4 mile each day your friend runs four times as far as you do how far does your friend run each day

How does one calculate the radius of a cone when given the total surface area

8 people at a party they all exchange handshakes how many handshakes are exchanged. if 50 people were at this party how many handshakes would there be. if there were a hundred people. if there were. n people

3.5 inches divided by 24.5 inches