1C-12 − 17 = -29°C.
2A£49 + £39 = £88.
3A39 = XXXIX.
4A-6 + 20 = 14°C.
5E224 - 71 = 153.
6CEach pattern adds 3 squares, so Pattern 8 has 25.
7C-3 − 17 = -20°C.
8D249 × 5 = 1,245, then 1,245 + 497 = 1,742.
9E84 = 12 × 7.
10B-7 + 12 = 5°C.
11E£28 ÷ 4 = £7.
12BEach pattern adds 3 squares, so Pattern 8 has 23.
13D2 × £6.00 + 2 × £8.50 = £29.00.
14E752 + 327 = 1,079, then 1,079 - 412 = 667.
15B10 × 4 = 40, so 3 × 4 = 12.
16D3/10 = 0.3.
17A42 ÷ 7 × 2 = 12.
18E45 ÷ 5 × 4 = 36.
19D50% of £160 = £80; £160 − £80 = £80.
20A3/4 is the largest.
21B50% of £640 = £320; £640 + £320 = £960.
22E45 ÷ 5 × 8 = 72.
23B2/3 - 1/3 = 1/3.
24E120 ÷ 75 × 100 = 160.
25D13 is 1/3 of the number, so the number is 13 × 3 = 39.
26A£119 ÷ 7 × 3 = £51.
27E£5 − £4.34 = £0.66.
28A4×4 = 16 m².
29D75 minutes.
30E2 of 6 shaded = 1/3.
31A5:55.
32BA translation slides a shape without turning or flipping it. Four of these are slides; one is a mirror image.
33A200 ml.
34BA quadrilateral has four sides. The pentagon does not.
35C16:10 to 16:45 is 35 minutes.
36C8 sides → Octagon.
37B37.3 km = 37300 m.
38AFourth corner: (5 , 2).
39B17:00 to 17:45 is 45 minutes.
40D180 ÷ 30 = 6.
41B£26 × 1.1 = $28.60.
42C2×(6×4 + 4×7 + 6×7) = 188 cm².
43A5 appears most often.
44D8 − 2 = 6.
45D6 appears most often.
46D44 − 17 − 16 = 11.
47DMiddle value when sorted = 24.
48C5.5 × 10 = 55.
49A6 × 5 = 30; 30 − 25 = 5.
50DFrom Fri to Sat it fell by 16, the largest change.