Mr Daniels Maths
Percentages: Interest Compound and Depreciation

Set 1

Set 2

Set 3

Q1) Hassan invests £4000 in bonds for 14 years at a compound interest rate of 3%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£2050.36 b)£6050.36]

Q1) Eva buys a racing bicycle for £9536 and is kept for 15 years. It depreciates at rate of 3% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£3497.32 b)£6038.68]

Q1) Hassan invests £5655 in bonds at 10% compound interest per annum. After how many years will the bonds be worth £6842.55? [ 2 years]

Q2) Jonathan invests £3000 in bonds for 5 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)£649.96 b)£3649.96]

Q2) Alfie buys a racing bicycle for £1195 and is kept for 14 years. It depreciates at rate of 14% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£1050.34 b)£144.66]

Q2) Anna invests £2740 in a bank. After 7 years it is worth £3855.46. What is the compound interest rate? [ 5%]

Q3) McKenzie invests £100 in bonds for 13 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)£13.81 b)£113.81]

Q3) Sam buys a racing bicycle for £5787 and is kept for 4 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)£1073.45 b)£4713.55]

Q3) Sharney invests £2537 in a bank. After 8 years it is worth £3748.30. What is the compound interest rate? [ 5%]

Q4) Prabjot invests £7000 in bonds for 8 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)£1201.62 b)£8201.62]

Q4) Sharney buys a car for £8084 and is kept for 4 years. It depreciates at rate of 4% per year. Calculate (a) money the car loses and (b) the value of the car at the end. [ a)£1217.88 b)£6866.12]

Q4) Ariel invests £7860 in a bank. After 5 years it is worth £15809.27. What is the compound interest rate? [ 15%]

Q5) Lumaya invests £4000 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)£3895.29 b)£7895.29]

Q5) Ariel buys a van for £2365 and is kept for 15 years. It depreciates at rate of 6% per year. Calculate (a) money the van loses and (b) the value of the van at the end. [ a)£1430.13 b)£934.87]

Q5) Nathan invests £6431 in bonds at 6% compound interest per annum. After how many years will the bonds be worth £8118.99? [ 4 years]

Q6) Prabjot invests £4000 in bonds for 8 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)£3403.72 b)£7403.72]

Q6) Kyra buys a racing bicycle for £6454 and is kept for 14 years. It depreciates at rate of 12% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£5376.08 b)£1077.92]

Q6) Luke invests £9657 in bonds at 10% compound interest per annum. After how many years will the bonds be worth £15552.70? [ 5 years]

Q7) Kyra invests £5000 in bonds for 13 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)£690.47 b)£5690.47]

Q7) Monique buys a motorbike for £9063 and is kept for 6 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)£3567.6 b)£5495.40]

Q7) Brady invests £1046 in a bank. After 8 years it is worth £2084.22. What is the compound interest rate? [ 9%]

Q8) Prabjot invests £4000 in bonds for 7 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)£594.74 b)£4594.74]

Q8) Julie buys a minibus for £5137 and is kept for 5 years. It depreciates at rate of 10% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end. [ a)£2103.65 b)£3033.35]

Q8) Teagan invests £8732 in a bank. After 3 years it is worth £10697.08. What is the compound interest rate? [ 7%]

Q9) Sam invests £7000 in bonds for 5 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)£4795.41 b)£11795.41]

Q9) Sam buys a minibus for £2543 and is kept for 8 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)£992.87 b)£1550.13]

Q9) Anna invests £857 in a bank. After 7 years it is worth £1054.00. What is the compound interest rate? [ 3%]

Q10) Alex invests £9000 in bonds for 14 years at a compound interest rate of 3%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£4613.31 b)£13613.31]

Q10) Alfie buys a racing bicycle for £2757 and is kept for 6 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)£1717.2 b)£1039.80]

Q10) Jenson invests £1607 in a bank. After 7 years it is worth £3131.59. What is the compound interest rate? [ 10%]