rule av 72: how long for kompound interest tu dubel yer money

   program 16: kompound interest
    Output 0: rule av 72
    how long for kompound interest tu dubel yer munee

rule av 72, tipe 1=yuno % interest, want number yeers tu dubel
   zampel: 6% interest: numyeers=72/6=12 yeers
rule av 72, tipe 2=yu want tu dubel yer munee in x yeers
   zampel: dubel munee in 8 yeers...% interest=72/8=9%/yeer.


see also 
 rule av 68 or 70 (program 15)
 rule av 78 (program 31)



   get time span tu dubbel, trippel, NE big

This assume konstant % retern.  kompound 1/yeer.  Yu dont add munee tuit.
input kan inklude kommas, $, %, *, wotever
  waet...browser reed skript stuff

output 1. kompound interest	output 1b. yu wanna hav 1 milyun $	output 2. get gro rate	output 3. gro tabel	output 4. effektiv interest rate
output 5. plot how munee gro	output 6. add %/yr over many yeers	output 7. investment return	output 8. bond yield tu maturity
output 9. tax free equivalent rate	output 10. how long tu gro munee
HOME...calculate money numbers		program 1 bi or rent	program 3 calculate paement	program 10=get % interest
program 15 flate rate	program 17 add $ evree month	program 20=annuity	program 23 get num daes tween 2 dates	program 25=konvert
program 30=star brite	program 32=math & numbers	program 33 line geometry	program 34=triangels	program 35=polygons

	input	rule av 72 anser	reel anser
want yeers
wot %

see also	rule av 68 or 70 (program 15)	rule av 78 (program 31)
get time span tu dubbel, trippel, NE big

% interest	how many yeers?

wot kind av soda yu better not drink?

riddel

program 16: kompound interest Output 0: rule av 72 how long for kompound interest tu dubel yer munee