Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Comp Interest

Compound Interest

At what rate a sum of R1800 will become R2700 in 10 years ? 5%
A sum of R1600 lent at 12.5% will become twice in how many years ? 8 years
John took a loan for 6 years at 5% .If the total interest paid was R1230, the principal was ? R4100
If R1200 amounts to R1440 in 5 years find the rate of interest 4%
If a sum of R1600 gives a simple interest of R252 in two years and 3 months , then the rate is ? 7%
In what time will Rs. 72 become Rs.81 at 6 1/4 % ? 2 years
A sum of money doubles itself in 5 1/2 years ,in what time will it triple itself ? 11 years
At what rate a sum will double itself in 16 years ? 6 1/4 %
On retirement a person gets R153 000 which he invests in a scheme at 20% p.a. ,find his monthly income. R2550
Find the sum required to earn a monthly income of R600 at 6% p.a. R120 000
A sum of money amounts to R2520 in 2 years and R2700 in 5 years , find the rate 2 1/2%
A sum of money doubles itself in 7 years , in how many years it becomes four fold ? 21 years
John lent R8000 to his friend for 3 years at 5% p.a. c.i. ,what amount will John get after 3 years ? R9261
Compute the c.I. on R4000 for 1 1/2 years at 10% p.a. compounded half yearly. R630.50
A sum becomes R1352 in 2 years at 4% C.I. Find the sum. R1250
Find the C.I. that A man will get by investing R3000 for 2 years at 5% p.a. R307.50
Find the C.I. on R400 for 9 months at 6% p.a. compounded quarterly R18.27
In what time will R800 amount to R882 at 5% C.I. ? 2 years
What sum of money lent out at C.I. will amount to R968 in 2 years at 10% p.a. ? R800
Find the difference between S.I. and C.I. on R31250 in 2 years at 4% p.a. R50
At what rate (C.I.)will R1000 amount to R1313 in 3 years? 10%
A sum of money at C.I. amounts to thrice itself in 3 years . In how many years will it be 9 times of itself ? 6 years
In how many years will a sum of R800 amounts to R926.10 at 10% p.a. compounded half yearly ? 1 1/2 years
The C.I.on a certain sum for 2 years at 10% p.a. is R420 . Find the S.I. at the same rate for same time R400
Created by: Lester Stoffels Lester Stoffels