Mr Daniels Maths
Percentages: Interest Compound and Depreciation

Set 1

Set 2

Set 3

Q1) Joseph invests £5000 in bonds for 9 years at a compound interest rate of 10%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£6789.74 b)£11789.74]

Q1) Alex buys a minibus for £3648 and is kept for 4 years. It depreciates at rate of 6% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end. [ a)£799.83 b)£2848.17]

Q1) Steven invests £8650 in bonds at 11% compound interest per annum. After how many years will the bonds be worth £11830.01? [ 3 years]

Q2) Luke invests £7000 in bonds for 11 years at a compound interest rate of 8%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£9321.47 b)£16321.47]

Q2) Nathan buys a motorbike for £402 and is kept for 13 years. It depreciates at rate of 2% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£92.85 b)£309.15]

Q2) Prabjot invests £7730 in a bank. After 3 years it is worth £10571.79. What is the compound interest rate? [ 11%]

Q3) Monique invests £4000 in bonds for 4 years at a compound interest rate of 6%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£1049.91 b)£5049.91]

Q3) Joseph buys a minibus for £4042 and is kept for 8 years. It depreciates at rate of 12% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end. [ a)£2588.36 b)£1453.64]

Q3) Nathan invests £9442 in a bank. After 2 years it is worth £10409.81. What is the compound interest rate? [ 5%]

Q4) Hammid invests £3000 in bonds for 6 years at a compound interest rate of 12%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£2921.47 b)£5921.47]

Q4) Luke buys a racing bicycle for £8682 and is kept for 3 years. It depreciates at rate of 15% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£3350.17 b)£5331.83]

Q4) Alfie invests £2668 in bonds at 4% compound interest per annum. After how many years will the bonds be worth £3510.91? [ 7 years]

Q5) Sabrina invests £5000 in bonds for 9 years at a compound interest rate of 12%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£8865.39 b)£13865.39]

Q5) Teagan buys a racing bicycle for £1423 and is kept for 14 years. It depreciates at rate of 6% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£824.6 b)£598.40]

Q5) Logun invests £1170 in a bank. After 6 years it is worth £2706.28. What is the compound interest rate? [ 15%]

Q6) McKenzie invests £4000 in bonds for 7 years at a compound interest rate of 11%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£4304.64 b)£8304.64]

Q6) Kyra buys a motorbike for £7470 and is kept for 15 years. It depreciates at rate of 2% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£1952.89 b)£5517.11]

Q6) Nathan invests £3233 in bonds at 5% compound interest per annum. After how many years will the bonds be worth £3742.60? [ 3 years]

Q7) Harley invests £600 in bonds for 8 years at a compound interest rate of 1%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£49.71 b)£649.71]

Q7) Luke buys a motorbike for £9937 and is kept for 10 years. It depreciates at rate of 13% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£7468.42 b)£2468.58]

Q7) Jaden invests £8160 in bonds at 4% compound interest per annum. After how many years will the bonds be worth £10738.00? [ 7 years]

Q8) Jonathan invests £8000 in bonds for 9 years at a compound interest rate of 4%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£3386.49 b)£11386.49]

Q8) Jonathan buys a motorbike for £4064 and is kept for 10 years. It depreciates at rate of 8% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£2298.65 b)£1765.35]

Q8) Jenson invests £1007 in bonds at 6% compound interest per annum. After how many years will the bonds be worth £1514.16? [ 7 years]

Q9) Julie invests £7000 in bonds for 2 years at a compound interest rate of 6%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£865.2 b)£7865.20]

Q9) Jonathan buys a van for £17 and is kept for 11 years. It depreciates at rate of 2% per year. Calculate (a) money the van loses and (b) the value of the van at the end. [ a)£3.39 b)£13.61]

Q9) Ariel invests £6180 in bonds at 5% compound interest per annum. After how many years will the bonds be worth £9130.67? [ 8 years]

Q10) Sharney invests £8000 in bonds for 10 years at a compound interest rate of 5%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£5031.16 b)£13031.16]

Q10) Ariel buys a minibus for £2668 and is kept for 9 years. It depreciates at rate of 14% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end. [ a)£1981.45 b)£686.55]

Q10) Hassan invests £2545 in bonds at 6% compound interest per annum. After how many years will the bonds be worth £3610.13? [ 6 years]