Mr Daniels Maths
Percentages: Interest Compound and Depreciation

Set 1

Set 2

Set 3

Q1) Luke invests £200 in bonds for 4 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)£33.97 b)£233.97]

Q1) Alex buys a minibus for £8952 and is kept for 10 years. It depreciates at rate of 15% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end. [ a)£7189.58 b)£1762.42]

Q1) Alex invests £1362 in bonds at 7% compound interest per annum. After how many years will the bonds be worth £1559.35? [ 2 years]

Q2) Monique invests £700 in bonds for 5 years at a compound interest rate of 9%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£377.04 b)£1077.04]

Q2) Ariel buys a racing bicycle for £8395 and is kept for 9 years. It depreciates at rate of 5% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£3104.06 b)£5290.94]

Q2) Jonathan invests £6854 in a bank. After 6 years it is worth £7275.66. What is the compound interest rate? [ 1%]

Q3) Steven invests £6000 in bonds for 12 years at a compound interest rate of 15%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£26101.5 b)£32101.50]

Q3) Anna buys a motorbike for £3595 and is kept for 11 years. It depreciates at rate of 12% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£2713.93 b)£881.07]

Q3) Logun invests £7937 in a bank. After 4 years it is worth £11620.56. What is the compound interest rate? [ 10%]

Q4) McKenzie invests £5000 in bonds for 10 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)£10529.24 b)£15529.24]

Q4) Lumaya buys a van for £3681 and is kept for 4 years. It depreciates at rate of 14% per year. Calculate (a) money the van loses and (b) the value of the van at the end. [ a)£1667.46 b)£2013.54]

Q4) Jonathan invests £4198 in bonds at 2% compound interest per annum. After how many years will the bonds be worth £4367.60? [ 2 years]

Q5) Teagan invests £7000 in bonds for 9 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)£10906.26 b)£17906.26]

Q5) Eva buys a racing bicycle for £6109 and is kept for 13 years. It depreciates at rate of 1% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£748.22 b)£5360.78]

Q5) Jonathan invests £7839 in bonds at 11% compound interest per annum. After how many years will the bonds be worth £16275.02? [ 7 years]

Q6) Brady invests £4000 in bonds for 14 years at a compound interest rate of 2%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£1277.92 b)£5277.92]

Q6) Prabjot buys a car for £7987 and is kept for 7 years. It depreciates at rate of 8% per year. Calculate (a) money the car loses and (b) the value of the car at the end. [ a)£3531.48 b)£4455.52]

Q6) Julie invests £5315 in a bank. After 3 years it is worth £7074.27. What is the compound interest rate? [ 10%]

Q7) Julie invests £6000 in bonds for 13 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)£14713.63 b)£20713.63]

Q7) Monique buys a car for £723 and is kept for 14 years. It depreciates at rate of 14% per year. Calculate (a) money the car loses and (b) the value of the car at the end. [ a)£635.48 b)£87.52]

Q7) Prabjot invests £1204 in bonds at 13% compound interest per annum. After how many years will the bonds be worth £1537.39? [ 2 years]

Q8) Hammid invests £7000 in bonds for 12 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)£887.78 b)£7887.78]

Q8) Hammid buys a minibus for £7193 and is kept for 4 years. It depreciates at rate of 1% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end. [ a)£283.43 b)£6909.57]

Q8) Hammid invests £9902 in bonds at 5% compound interest per annum. After how many years will the bonds be worth £10916.96? [ 2 years]

Q9) Sam invests £3000 in bonds for 11 years at a compound interest rate of 9%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£4741.28 b)£7741.28]

Q9) Kyra buys a minibus for £1468 and is kept for 15 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)£1315.17 b)£152.83]

Q9) Jenson invests £3645 in bonds at 13% compound interest per annum. After how many years will the bonds be worth £4654.30? [ 2 years]

Q10) Jaden invests £700 in bonds for 12 years at a compound interest rate of 7%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£876.53 b)£1576.53]

Q10) Hammid buys a van for £1416 and is kept for 15 years. It depreciates at rate of 3% per year. Calculate (a) money the van loses and (b) the value of the van at the end. [ a)£519.32 b)£896.68]

Q10) Monique invests £6688 in bonds at 9% compound interest per annum. After how many years will the bonds be worth £7946.01? [ 2 years]