Here are two groups of numbers, A and B. Group A Group B
23 17
15 12
25 24
18 11
29 6
One number is moved from A to B.
The sum of the numbers in B is now 20 less than the sum of the numbers in A.
a) Which number is moved?
(1)
b) After the number is moved, what
is the sum of the numbers in B?
(1)
.
c) If a pen and a pencil cost £1.10 for both and the pen
costs £1 more than the pencil, what is the cost of the pen? £
(1)
Total marks: 3