Unit 4-5 Review

Decimals to Percentages

100

Decimal to Percent

32.64

3264%

100

Decimal to Percent

9.375

937.5%

200

Decimal to Percent

.325

32.5%

200

Decimal to Percent

9

900%

200

Decimal to Percent

2.25

225%

Percentages to Decimals

100

Percentage to Decimal

3264%

32.64

100

Percentage to decimal

32.5%

.325

200

Percentage to decimal

73%

.73

200

Percentage to decimal

42.34%

.4234

200

Percentage to Decimal

225%

2.25

recurring decimal to Fractions

100

0.23(23循环)

23/99

100

change to Fraction

1.2(2循环)

11/9

200

change to Fraction

0.34（34循环）

34/99

200

change to Fraction

0.34（4循环）

31/90

200

change to Fraction

2.25(25循环)

223/99

Money

100

Find the percentage change when $108 is increased to $144.

33.3%

100

Jodie sold a dress for $224, making a loss of 30%. How much did the dress cost her?

$320

200

Determine the simple interest on a loan of $7500 for 4 years at 8% p.a.

2400

200

Determine the compound interest earned on $30000 at 5% p.a. over a three year period.

$4728.75

200

If 28% of a shipment of books weighs 560 kg, find the total weight of the shipment.

2000kg

Fractions

100

Find the product of:

6 and 2  1/3

14

100

Find the quotient of:

2 and 3  4/15

30/49

200

Find the quotient of:

2  2/5 and 1/10

24

200

Find the product of:

8  2/5 and 4  1/2

37  4/5

200

Levi has to sell a total of 4 boxes of chocolate bars.  The first day he sold 2  1/2 boxes.  How many more boxes does he have to sell?

1  1/2