Mr Daniels Maths
Percentages: Interest Compound and Depreciation

Set 1

Set 2

Set 3

Q1) Hammid invests £9000 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)£1141.43 b)£10141.43]

Q1) Prabjot buys a van for £2578 and is kept for 7 years. It depreciates at rate of 4% per year. Calculate (a) money the van loses and (b) the value of the van at the end. [ a)£640.77 b)£1937.23]

Q1) Harley invests £3782 in bonds at 5% compound interest per annum. After how many years will the bonds be worth £4597.04? [ 4 years]

Q2) Harley invests £600 in bonds for 7 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)£996.01 b)£1596.01]

Q2) Sharney buys a car for £5246 and is kept for 11 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)£4247.58 b)£998.42]

Q2) Sharney invests £2387 in bonds at 1% compound interest per annum. After how many years will the bonds be worth £2459.33? [ 3 years]

Q3) Joseph invests £3000 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)£2055.17 b)£5055.17]

Q3) Jennine buys a car for £7242 and is kept for 13 years. It depreciates at rate of 1% per year. Calculate (a) money the car loses and (b) the value of the car at the end. [ a)£886.99 b)£6355.01]

Q3) Alex invests £8743 in bonds at 4% compound interest per annum. After how many years will the bonds be worth £10637.20? [ 5 years]

Q4) Teagan invests £1000 in bonds for 8 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)£1143.59 b)£2143.59]

Q4) Sabrina buys a motorbike for £562 and is kept for 9 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)£384.14 b)£177.86]

Q4) Ariel invests £7156 in a bank. After 3 years it is worth £7594.00. What is the compound interest rate? [ 2%]

Q5) Alex invests £300 in bonds for 2 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)£76.32 b)£376.32]

Q5) Alex buys a motorbike for £2373 and is kept for 7 years. It depreciates at rate of 14% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£1547.37 b)£825.63]

Q5) Joseph invests £4586 in bonds at 14% compound interest per annum. After how many years will the bonds be worth £5959.97? [ 2 years]

Q6) Logun invests £8000 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)£2099.82 b)£10099.82]

Q6) Ariel buys a van for £624 and is kept for 13 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)£204.03 b)£419.97]

Q6) Alex invests £3893 in bonds at 8% compound interest per annum. After how many years will the bonds be worth £4904.06? [ 3 years]

Q7) Sam invests £9000 in bonds for 14 years at a compound interest rate of 13%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£40812.77 b)£49812.77]

Q7) Joseph buys a motorbike for £3989 and is kept for 8 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)£595.31 b)£3393.69]

Q7) McKenzie invests £6902 in a bank. After 4 years it is worth £10477.72. What is the compound interest rate? [ 11%]

Q8) Alex invests £8000 in bonds for 8 years at a compound interest rate of 14%. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£14820.69 b)£22820.69]

Q8) Sam buys a racing bicycle for £6433 and is kept for 11 years. It depreciates at rate of 2% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. [ a)£1281.9 b)£5151.10]

Q8) Anna invests £9967 in a bank. After 8 years it is worth £11677.93. What is the compound interest rate? [ 2%]

Q9) Eva invests £3000 in bonds for 10 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)£313.87 b)£3313.87]

Q9) Anna buys a motorbike for £6497 and is kept for 9 years. It depreciates at rate of 9% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. [ a)£3716.74 b)£2780.26]

Q9) Lumaya invests £267 in a bank. After 7 years it is worth £668.11. What is the compound interest rate? [ 14%]

Q10) Luke invests £5000 in bonds for 8 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)£4962.81 b)£9962.81]

Q10) Lumaya buys a van for £8621 and is kept for 9 years. It depreciates at rate of 11% per year. Calculate (a) money the van loses and (b) the value of the van at the end. [ a)£5600.58 b)£3020.42]

Q10) Harley invests £8071 in a bank. After 6 years it is worth £15930.72. What is the compound interest rate? [ 12%]