1. (a) A newspaper costs 92 cents each day. I buy a newspaper every day for 8 weeks. How much will they cost in total?

(b) I buy a three CDs for $32.50 each. (i) How much do I have to pay? (ii) How much change will I get from five $20 notes?

(c) A car dealer buys three cars for $3,450, $4,290 and $5,200. He sells them for a total of $20,000. How much profit does he make?

2. A supermarket sends out the following advertisement:

KIWIFRUIT

86 cents per kg

CHOCOLATE BARS

2 for $2.70

What is the cost of:

(a) 9 bars of chocolate?

(b) 4 dozen eggs?

(c) 5 crayfish?

(d) 3.5 kg of kiwifruit?

(e) 3 eggs?

(f) What is the total cost of the groceries?

(g) What would this total be rounded to?

CRAYFISH

$21 each

EGGS

$1.40 per half doz.

3. Round the following amounts of money to the nearest 5 cents.

(a) 49 cents
(b) $3.87
(c) $5.31
(d) $100.04

4. The following table shows the cost PER DAY (in New Zealand dollars) of rental cars in Britain:

Type of car
Doors/seats
3-6 days
7-21 days
More than 21 days
Fiat Sciecento
3/3
68
52
51
Peugeot 306
5/4
112
90
86
Volvo S40
4/5
157
141
131

(a) What is the cost of renting the Fiat for 22 days?

(b) Which is cheaper? The Peugeot for 7 days or the Volvo for 4 days?

(c) A family wants to rent a 3 door car for a week and a 5 seat car for three weeks. How much will it cost in total?

 

5. How much change (round where necessary) would I get from $10 when I purchase:

(a) Four bars of chocolate at $1.95 each?

(b) 9 litres of petrol at 94 cents per litre?

(c) 4 loaves of bread at $2.12 each?