1. In which test did David do better ?
French - 20/25, German - 27/36.
(Show all working).
2. Ruth left £2400 in the bank for 3 years where her savings grew with a
compound interest rate of 4·5% p.a.
Calculate how much Interest she was due. (Show all working).
3. A small iceberg weighs kilograms. As it heats up, it loses 6% of
its weight each day.
What will it weigh at the end of 3 days ?
4. After getting a pay rise of 8%, Lucy’s hourly rate goes up to £4·86.
What was Lucy’s hourly rate before the rise ?
5. Write down how many significant figures there are in each of these
numbers :-
a) b) c) d) 3402
6. I deposited £ in the Building Society, receiving an interest rate of
1·84% per annum.
Calculate my interest for the year, correct to 2 sig. figs.
7. Calculate:
9 – 2 x (b) 15 – 6 ÷ (c) 9 x (12 – 10) ÷ 5
(d) 9 x 12 – 10 ÷ (i) ½ of (j) ½ of (6 + 8)

2. Round the following to 2 significant figures:
a) b) c) d)
2. Sarah left £6700 in the bank for 5 years where her savings grew with a
compound interest rate of 6% p.a.
How much will Sarah have in her account after 5 years?
3. In a storm, 15% of the trees in a forest are felled. If the forest has 18700
trees left standing, how many trees were there originally?
4. A painting was bought for £200 and sold for £240. Calculate the
percentage profit.
5. Simplify the following ratios:
a) 42 : 49 b) 14 : 84: 21 c) 3 : 4 2
6. The ratio of yellow to blue painted needed to make a specific shade of
green is 5 : 8. If I have 96 tins of blue, how many tins of yellow will I
need to make this green paint?
7. Share £396 in the ratio 4 : 7.