Compound interest and Depreciation

What is the multiplier for a 15% increase

• 0.15

• 1.15

• 0.95

• 0.85

What is the multiplier for a 20% decrease

• 0.80

• 1.20

• 0.20

• 1.80

What is the multiplier for a 5% increase

• 1.05

• 0.95

• 1.50

• 0.50

What is the multiplier for a 10% decrease

• 0.90

• 1.10

• 0.10

• 1.90

Increase £350 by 12%...

• £392

• £308

• £42

• £408

Increase £520 by 26%...

• £655.20

• £790.40

• £384.80

• £582.40

Decrease £140 by 22%...

• £109.20

• £100.80

• £30.80

• £39.20

Decrease £2200 by 8%...

• £2024

• £1980

• £2002

• £2376

A bank pay 6% compound interest per annum (per year).

An initial payment of £2000 is made.

How much money will be in the account in 3 years time?

• £2,000

• £2,360

• £2,382.03

• £2,421

A car that cost £18,000 depreciates (looses value) at 25% per year.

How much will the car be worth in 4 years time?

• £7,500
• £5,695.31
• £3,200
• £0