Mr Daniels Maths
Percentages: Interest Compound and Depreciation

Easy

Medium

Difficult

Q1) McKenzie invests £1239 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)£210.45 b)£1449.45
Q1) Alex buys a racing bicycle for £6494 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)£2505.87 b)£3988.13
Q1) Julie invests £805 in bonds at 5% compound interest per annum. After how many years will the bonds be worth £931.89? 3 years
Q2) Ariel invests £3844 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)£571.55 b)£4415.55
Q2) Nathan buys a minibus for £5365 and is kept for 7 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)£3645.1 b)£1719.90
Q2) Lumaya invests £6422 in bonds at 15% compound interest per annum. After how many years will the bonds be worth £17082.65? 7 years
Q3) Nathan invests £2720 in bonds for 6 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)£721.67 b)£3441.67
Q3) Harley buys a racing bicycle for £5863 and is kept for 14 years. It depreciates at rate of 10% per year. Calculate (a) money the racing bicycle loses and (b) the value of the racing bicycle at the end. a)£4521.73 b)£1341.27
Q3) McKenzie invests £2614 in bonds at 13% compound interest per annum. After how many years will the bonds be worth £3771.73? 3 years
Q4) Eva invests £8196 in bonds for 7 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)£7775.69 b)£15971.69
Q4) Hammid buys a minibus for £5247 and is kept for 4 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)£2376.85 b)£2870.15
Q4) Steven invests £7314 in bonds at 14% compound interest per annum. After how many years will the bonds be worth £10836.01? 3 years
Q5) Jaden invests £4304 in bonds for 9 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)£4299.72 b)£8603.72
Q5) Julie buys a van for £5119 and is kept for 11 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)£3698.39 b)£1420.61
Q5) Teagan invests £4417 in a bank. After 7 years it is worth £5812.47. What is the compound interest rate? 4%
Q6) Anna invests £2978 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)£246.75 b)£3224.75
Q6) Alex buys a van for £9867 and is kept for 14 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)£7936.61 b)£1930.39
Q6) Jennine invests £7249 in bonds at 7% compound interest per annum. After how many years will the bonds be worth £9501.96? 4 years
Q7) Luke invests £6101 in bonds for 6 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)£5310.4 b)£11411.40
Q7) Kyra buys a motorbike for £2805 and is kept for 15 years. It depreciates at rate of 15% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. a)£2559.97 b)£245.03
Q7) Jenson invests £5932 in bonds at 7% compound interest per annum. After how many years will the bonds be worth £8902.33? 6 years
Q8) Jennine invests £7081 in bonds for 4 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)£1526 b)£8607.00
Q8) Nathan buys a motorbike for £220 and is kept for 9 years. It depreciates at rate of 3% per year. Calculate (a) money the motorbike loses and (b) the value of the motorbike at the end. a)£52.75 b)£167.25
Q8) Monique invests £1496 in bonds at 7% compound interest per annum. After how many years will the bonds be worth £1960.95? 4 years
Q9) Steven invests £1248 in bonds for 6 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)£1638.7 b)£2886.70
Q9) Lumaya buys a motorbike for £2744 and is kept for 7 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)£361.86 b)£2382.14
Q9) McKenzie invests £1001 in bonds at 8% compound interest per annum. After how many years will the bonds be worth £1167.57? 2 years
Q10) Harley invests £2925 in bonds for 8 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)£1396.56 b)£4321.56
Q10) Hammid buys a van for £5858 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. a)£562.83 b)£5295.17
Q10) Steven invests £5183 in bonds at 13% compound interest per annum. After how many years will the bonds be worth £6618.17? 2 years