Rule of 72 Review

Front

How many years will it take $4000 to double with a 5% interest rate?

Back

14.4

Front

How many years will it take $600 to double with 10% interest?

Back

7.2 years

Front

What interest rate would you need to double $2500 in 12 years?

Back

6%

Front

How many years will it take to double your money with a 3% interest rate?

Back

24 years

Front

A quick way to estimate how long it takes for your money to double is called...

Back

rule of 72

Front

You start with $1000. You place it in an account earning 3% per year. When will it double?

Back

24 years

Front

You start with $400. You place it in an account earning 8% per year. When will it double?

Back

9 years

Front

What interest rate would you need to double $3500 in 9 years?

Back

8%

Front

What interest rate would you need to double $2500 in 12 years?

Back

6%

Front

If Raven has money in the bank at 3% interest, how many years will it take her money to double? (type number only)

Back

24