Ellie wants to double her savings of £6000 by investing her money for 19 years.
what interest rate does she need to look for?
give your answer to 1 d. p.

Have you always wanted to be able to do compound interest problems in your ... Perhaps not... but it's a very useful skill to have because it gives you a ... to determine how good (or not so good) a potential investment is likely to be. The rule says that to find the number of years required to double your money

Step-by-step explanation:

hope this helps

answer:      

step-by-step explanation:

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11