Mr Daniels Maths
Percentages: Interest Simple and Compound

Set 1

Set 2

Set 3

Q1) The multiplication factor to increase by 50% is? [ x 1.5]

Q1) Sam places £703 in a bank for 6 years at 5% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£210.90 b)£913.90]

Q1) Julie invests £3000 in bonds for 14 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)£3782.71 b)£6782.71]

Q2) The multiplication factor to decrease by 10% is? [ x 0.9]

Q2) Prabjot places £943 in a bank for 10 years at 7% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£660.10 b)£1603.10]

Q2) Eva invests £5000 in bonds for 9 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)£975.46 b)£5975.46]

Q3) The multiplication factor to decrease by 50% is? [ x 0.5]

Q3) Alex places £695 in a bank for 9 years at 7% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£437.85 b)£1132.85]

Q3) Monique invests £7000 in bonds for 2 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)£717.5 b)£7717.50]

Q4) The multiplication factor to decrease by 45% is? [ x 0.55]

Q4) Alex places £244 in a bank for 6 years at 9% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£131.76 b)£375.76]

Q4) Alex invests £9000 in bonds for 2 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)£1692.9 b)£10692.90]

Q5) The multiplication factor to increase by 20% is? [ x 1.2]

Q5) Lumaya places £242 in a bank for 6 years at 10% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£145.20 b)£387.20]

Q5) Alex invests £6000 in bonds for 4 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)£4133.76 b)£10133.76]

Q6) The multiplication factor to decrease by 25% is? [ x 0.75]

Q6) Lumaya places £442 in a bank for 10 years at 10% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£442.00 b)£884.00]

Q6) Ariel invests £200 in bonds for 12 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)£159.17 b)£359.17]

Q7) The multiplication factor to decrease by 35% is? [ x 0.65]

Q7) Alex places £581 in a bank for 3 years at 2% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£34.86 b)£615.86]

Q7) Anna invests £4000 in bonds for 4 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)£2996.02 b)£6996.02]

Q8) The multiplication factor to increase by 30% is? [ x 1.3]

Q8) Harley places £471 in a bank for 13 years at 9% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£551.07 b)£1022.07]

Q8) Sabrina invests £3000 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)£13050.75 b)£16050.75]

Q9) The multiplication factor to decrease by 40% is? [ x 0.6]

Q9) Sharney places £914 in a bank for 13 years at 6% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£712.92 b)£1626.92]

Q9) Anna invests £4000 in bonds for 9 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)£374.74 b)£4374.74]

Q10) The multiplication factor to increase by 25% is? [ x 1.25]

Q10) Sam places £663 in a bank for 5 years at 8% simple interest. Calculate (a) the interest accrued and (b) the amount in the bank at the end of the period. [ a)£265.20 b)£928.20]

Q10) Sam invests £8000 in bonds for 6 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)£2720.77 b)£10720.77]