Nat5 Compound Interest

You invest £20,000 for 3 years at 5.2% interest compounded annually. How much money would you have at the end of 3 years?

• £23,285.05

• £3,285.05

• £2,385

• £32,285

A car originally bought for £26,000 has decreased by 15% in the 1st year and 10% in the 2nd year. How much is the car now worth?

• £19,500

• £32,890

• £19,890

• £32,500

Current population of Islay is 3,425 and is expected to decrease by 3% p.a. over the next 4 years? How many people are predicted to live on Islay in 4 years time?

• 3,014

• 3,032

• 3,836

• 3,855

Change 6.75% to a decimal.

• 67.5
• .675
• 675
• .0675

Tags

CCSS.5.NBT.A.3

What is 4.3% as a decimal?

• 4.3

• .43

• .043

• 4300

The number of midges at the beginning of the summer was 400 billion. They are expected to grow in number by 25% per month. How many midges will there be after 4 months?

• 976 Billion

• 900 Billion

• 977 Billion

• 543 Billion

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

• 14327
• 4309
• 839
• 7680

Tags

CCSS.HSF-LE.A.1C

A zombie outbreak is doubling daily. If there are 25 zombies, how many will there be in 7 days?

• 28

• 175

• 54,675

• 3,200

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

A bank has an APR rate of 6%. How much interest would you earn if you put £500 for 3 years?

• £595.51

• £590

• £95.51

• £90

A MyPhone costs £600 new. It deprecated in value at the following rates.

Year 1 - 23%

Year 2 - 17%

How much is the phone worth after two years?

• £114.54

• £383.46

• £485.46

• £216.54