Sample Final

  • May 2020
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  • Words: 251
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49. If $3,000.00 is deposited into an account paying 3% interest compounded annually (at the end of each year), how much money is in the account after 4 years? (Round to the nearest cent.) Space to show work

Principal P = $3000 Interest rate r = 3% = 0.03 Period = 4 years N =1 Formula for calculating compound interest:

Where, •

P = principal amount (initial investment)



r = annual nominal interest rate (as a decimal)



n = number of times the interest is compounded per year



t = number of years



A = amount after time t

A=3000(1+0.03)4=3000*1.1255 =$3376.53

50.

Write

as a percent. 1 8

Space to show work

percent=18*100=1008=12.5%

Page 1

51.

Complete the statement.

18 kg = ________ g Space to show work

1 kg = 1000g

So 18kg = 18000 g

52.

Complete the following statement.

12 ft = ________ in.

Space to show work

1 ft = 12 in So 12 ft = 12*12 = 144 in

53.

Complete the statement. (Round to the nearest hundredth.)

2.1 kg = ________ oz

Space to show work

1 kg = 35.27396 oz So 2.1 kg = 2.1× 35.27396 oz = 74.075 ≈ 74.08

Page 2

54.

Complete the following statement.

20 lb = ________ oz

Space to show work

1lb = 16 oz So 20lb = 20×16 = 320 oz

55.

Complete the statement.

461 mm = ________ m Space to show work

1000mm = 1m So 461mm = 4611000=0.461m

Page 3

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