Mr Patel is buying tins of baked beans. Tin A contains 400 g and costs 60p. Tin B contains 600 g and costs 81p.
(Total for Question 1 is 3 marks)
2
Freya is choosing between two bottles of orange squash. Bottle A holds 1 litre and costs 1.20 pounds. Bottle B holds 1.5 litres and costs 1.65 pounds.
(Total for Question 2 is 3 marks)
3
Priya is comparing two bags of rice. Bag A weighs 2 kg and costs 3.00 pounds. Bag B weighs 5 kg and costs 7.00 pounds. Show working to find the price per kg of each bag, then circle the bag which is better value.
A) Bag A
B) Bag B
C) They are the same value
D) Not possible to tell
(Total for Question 3 is 2 marks)
4
A supermarket sells the same cereal in three box sizes. Small box: 300 g for 1.35 pounds. Medium box: 500 g for 2.10 pounds. Large box: 750 g for 3.00 pounds.
(a)Work out the price per 100 g of the small box.(1)
(b)Work out the price per 100 g of the medium box and the large box.(2)
(c)State, with a reason, which box size is the best value for money, ft from (a) and (b).(1)
(Total for Question 4 is 4 marks)
5
Kwame wants to buy some chocolate bars. A single bar (45 g) costs 55p. A multipack of 6 bars (45 g each) costs 2.70 pounds.
(Total for Question 5 is 3 marks)
6
A school office is ordering pens. A pack of 10 pens costs 3.50 pounds. A pack of 25 pens costs 8.00 pounds.
(Total for Question 6 is 3 marks)
7
Aisha is comparing two tubs of ice cream. Medium tub: 900 ml for 3.60 pounds. Large tub: 1.5 litres for 5.40 pounds. Show that the large tub is better value for money.
(Total for Question 7 is 3 marks)
8
Mrs Okafor is comparing two bags of flour. Bag A: 750 g for 1.05 pounds. Bag B: 1.2 kg for 1.56 pounds.
(Total for Question 8 is 3 marks)
9
A shop sells washing powder in two box sizes. Box A: 40 washes for 6.00 pounds. Box B: 65 washes for 9.10 pounds.
(Total for Question 9 is 3 marks)
10
Leon is choosing dog food for his dog. Pack A: 3 kg for 6.60 pounds. Pack B: 5 kg for 10.50 pounds.
(Total for Question 10 is 3 marks)
11
Yasmin usually pays 60p for a pot of yogurt. Shop 1 has an offer: buy 3 pots and only pay for 2. Shop 2 sells the same yogurt in a multipack of 4 pots for 1.80 pounds.
(Total for Question 11 is 4 marks)
12
A stationery shop sells notebooks. Pack A: 4 notebooks for 5.00 pounds. Pack B: 6 notebooks for 6.90 pounds.
(Total for Question 12 is 3 marks)
13
Declan is deciding how to pay for his bus travel for one day. A day ticket costs 4.50 pounds and allows unlimited journeys. A single ticket costs 1.20 pounds and Declan plans to make 4 journeys that day.
(Total for Question 13 is 3 marks)
14
A DIY store sells the same paint in two tin sizes. Tin A: 2.5 litres for 18.75 pounds. Tin B: 5 litres for 35.00 pounds.
(Total for Question 14 is 3 marks)
15
Sofia is comparing two jars of jam. Jar A: 300 g for 1.80 pounds. Jar B: 500 g for 2.75 pounds. Show working to find the price per 100 g of each jar, then circle the jar which is better value.
A) Jar A
B) Jar B
C) They are the same value
D) Not possible to tell
(Total for Question 15 is 2 marks)
16
Two garages sell the same petrol, one in Leeds and one in Bradford. The Leeds garage charges 1.42 pounds per litre. The Bradford garage charges 70.00 pounds for 50 litres.
(Total for Question 16 is 3 marks)
17
Chloe is comparing two shops selling the same jacket. Shop A: normal price 50 pounds, with 15% off. Shop B: normal price 45 pounds, with a 4 pound voucher taken off.
(Total for Question 17 is 4 marks)
18
A recipe uses dried pasta. Bag A: 500 g for 1.20 pounds, making 4 portions. Bag B: 750 g for 1.65 pounds, making 6 portions.
(a)Work out the price per 100 g of each bag.(2)
(b)Work out the cost per portion of each bag.(2)
(c)State, with a reason, which bag is the better value, ft from (a) and (b).(1)
(Total for Question 18 is 5 marks)
19
Aaliyah needs at least 2 kg of sugar for a school bake sale. A shop sells sugar in bags of 750 g for 90p each, and bags of 1 kg for 1.10 pounds each. She can only buy whole bags.
(Total for Question 19 is 4 marks)
20
Two shops sell the same tins of soup, each priced at 79p. Mr Ahmed's shop has an offer: buy 2 tins and get 1 tin free. Mrs Wilson's shop sells the tins in a multipack of 3 for 1.90 pounds.
(Total for Question 20 is 4 marks)
Mark scheme · 3.12 Best Buy Questions
Question 1
M1 60 / 4 oe (price per 100 g for tin A)
M1 81 / 6 oe (price per 100 g for tin B)
A1 15p and 13.5p, with tin B stated as better value cao
Answer: Tin B is better value (13.5p per 100 g compared with 15p per 100 g)
Question 2
M1 120 / 10 oe (price per 100 ml for bottle A)
M1 165 / 15 oe (price per 100 ml for bottle B)
A1 12p and 11p, with bottle B stated as better value cao
Answer: Bottle B is better value (11p per 100 ml compared with 12p per 100 ml)
Question 3
M1 3.00 / 2 and 7.00 / 5 both attempted, oe
A1 B circled, with 1.50 and 1.40 shown cao
Answer: B (Bag B, at 1.40 pounds per kg compared with 1.50 pounds per kg for Bag A)