Percentages: Interest Compound and Depreciation

Easy

Medium

Difficult

Q1) Sam invests £4795 in bonds for 4 years at a 12% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q1) Teagan buys a van at £1651 and is kept for 5 years. It depreciates at rate of 10% per year. Calculate (a) money the van loses and (b) the value of the van at the end.
Q1) Ariel invests £5094 in a bank. After 5 years it is worth £10245.85. What is the compound interest rate?
Q2) Logun invests £3159 in bonds for 6 years at a 3% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q2) Steven buys a minibus at £3985 and is kept for 4 years. It depreciates at rate of 13% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end.
Q2) Sharney invests £1305 in bonds at 2% compound interest per annum. After how many years will the bonds be worth £1529.02?
Q3) Nathan invests £3050 in bonds for 15 years at a 13% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q3) Teagan buys a van at £6889 and is kept for 9 years. It depreciates at rate of 5% per year. Calculate (a) money the van loses and (b) the value of the van at the end.
Q3) Anna invests £3001 in a bank. After 6 years it is worth £4021.63. What is the compound interest rate?
Q4) Anna invests £3880 in bonds for 14 years at a 9% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q4) Sam buys a minibus at £9275 and is kept for 9 years. It depreciates at rate of 11% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end.
Q4) Jenson invests £6514 in bonds at 3% compound interest per annum. After how many years will the bonds be worth £7331.56?
Q5) Anna invests £4845 in bonds for 2 years at a 9% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q5) Kyra buys a racing bicycle at £883 and is kept for 7 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.
Q5) Sharney invests £1102 in a bank. After 2 years it is worth £1432.16. What is the compound interest rate?
Q6) Prabjot invests £3942 in bonds for 15 years at a 10% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q6) Brady buys a van at £8683 and is kept for 5 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.
Q6) Prabjot invests £7186 in bonds at 1% compound interest per annum. After how many years will the bonds be worth £7704.36?
Q7) Prabjot invests £5291 in bonds for 6 years at a 1% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q7) Jenson buys a racing bicycle at £1863 and is kept for 10 years. It depreciates at rate of 9% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end.
Q7) Sam invests £6746 in bonds at 1% compound interest per annum. After how many years will the bonds be worth £6881.59?
Q8) Ariel invests £26 in bonds for 15 years at a 13% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q8) Kyra buys a minibus at £4938 and is kept for 12 years. It depreciates at rate of 9% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end.
Q8) Ariel invests £5307 in a bank. After 7 years it is worth £12485.28. What is the compound interest rate?
Q9) Sharney invests £3427 in bonds for 8 years at a 8% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q9) Ariel buys a racing bicycle at £1009 and is kept for 10 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.
Q9) Kyra invests £3990 in a bank. After 7 years it is worth £4277.82. What is the compound interest rate?
Q10) Ariel invests £1079 in bonds for 6 years at a 9% compound interest rate. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period.
Q10) Logun buys a minibus at £575 and is kept for 3 years. It depreciates at rate of 13% per year. Calculate (a) money the minibus loses and (b) the value of the minibus at the end.
Q10) Sam invests £3341 in bonds at 1% compound interest per annum. After how many years will the bonds be worth £3511.42?