Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
a = 1200, b = 30, r = 5, solve a * [((1 + r% / 12)^(b * 12) - 1) / (r% / 12)]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random