Question 5: CATCHING THE KILLER
S402Q05
Which one of the following questions
cannot
be answered by scientific evidence?
A What was the medical or physiological cause of the victim’s death?
B Why was the victim stabbed many times?
C Is taking cheek scrapings a safe way to collect DNA samples?
D Do all identical twins have exactly the same DNA profile?
Mathematics Questions
SKATEBOARD
Eric is a great skateboard fan. He visits a shop called SKATERS to check some prices.
At this shop you can buy a complete board. Or you
can buy a deck, a set of 4 wheels, a
set of 2 trucks and a set of hardware, and assemble your own board.
The prices for the shop’s products are:
Product Price
in
zeds
Complete skateboard
82 or 84
Deck
40, 60 or
65
One set of 4 Wheels
14 or 36
One set of 2
Trucks
16
One set of hardware
(bearings, rubber pads, bolts
and nuts)
10 or 20
Question 1: SKATEBOARD
M520Q01a
M520Q01b
Eric wants to assemble his own skateboard. What is
the minimum price and the
maximum price in this shop for self-assembled skateboards?
(a) Minimum price: ................................ zeds.
(b) Maximum price: ............................... zeds.
Question 2: SKATEBOARD
M520Q02
The shop offers three different decks, two different sets of wheels and two different
sets of hardware. There is only one choice for a set of trucks.
How many different skateboards can Eric construct?
A 6
B 8
C 10
D 12
Question 3: SKATEBOARD
M520Q03
Eric has 120 zeds to spend and wants to buy the most
expensive skateboard he can
afford.
How much money can Eric afford to spend on each of the 4 parts? Put your answer in
the table below.
Part Amount
(zeds)
Deck
Wheels
Trucks
Hardware
