 # At What Rate Percent Of Simple Interest Will A Sum Of Money Doubles Itself In 20 Years?

## At what rate percent on simple interest will a sum of money double itself in 30 years?

So rate of interest should be 3 (1/3) to get some of money double itself..

## At what rate percent will a sum of money?

At what rate percent per annum will a sum of money double in 8 years. Rate = [(100 x P)/ (P x 8)]% = 12.5% per annum.

## At what rate of simple interest will a sum of money doubles itself in 10 years?

10% per annumAnswer. it means at the rate of 10% per annum sum will double itself in 10 years .

## At what rate percent per annum will the simple interest on a sum of money will be 2 by 5 of the sum in 10 years?

Simplifying the above equation, we have y10=25. Cross multiplying the terms of the above equation, we have 5y=2×10=20. Rearranging the terms of the above equation, we have y=205=4. Hence, the rate of interest per annum is 4, which is option (c).

## At what rate percent will a sum of money double itself?

Answer. R =? At 5% simple interest, a sum of money doubles itself in 20 years.

721​%

541​%

## At what rate of simple interest will a sum of money doubles itself in 1 year?

Here, we have R = 10% and have to calculate t for the sum of the money (that is P) to double. Hence, it will take 10 years for the sum of money to double itself with the rate of 10% per annum simple interest.

## At what rate of simple interest a sum of money will be doubled on itself in 15 years?

If the sum doubles (x2) in 15 years, then it to become 2*2*2 = 8 times as large it should double three times, so three 15 years time period are needed, which is 3*15 = 45 years.

## At what rate percent will a sum of 64000?

Answer. => R = 5/2 % p.a. or 2.5% p.a.

## At what rate Percent of simple interest will a sum of?

As we know the simple interest means principle amount subtracted from final amount i.e. Hence the required rate in which the sum becomes double itself in 10 years is 10%.

## At what rate percent per annum will a sum triples itself in 16 years?

Let, the SUM = Rs X and RATE = r%. TIME (t) = 16 years. Since, X tripled in 16 years, INTEREST (I) = Rs (3X – X) = Rs 2X.

## At what rate of interest will a sum of money double in 5 years?

14.4% per yearSimilarly, if you want to double your money in five years, your investments will need to grow at around 14.4% per year (72/5). If your goal is to double your invested sum in 10 years, you should invest in a manner to earn around 7% every year. Rule of 72 provides an approximate idea and assumes one time investment.

## At what rate of interest will a sum of money doubles itself in 50 3 years?

Time ; t = 50 3 years so , simple interest , I = p × r × t 100 = p × r × 50 3 × 100 = pr 6 So sum of money after 50 3 years = p + I = p + pr 6 Now according to the question we have ; Sum of money becomes double after 50 3 years , so we have ; 2 p = p + pr 6 ⇒ p = pr 6 ⇒ r = 6 Therefore rate of interest is 6 % .