round off the radius to the nearest bracket digit 2(4)40, (6)052
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Step-by-step explanation:
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1 Indices
1.1 Multiplication and Division
1. (a) 20 (b) 21 (c) 36 (d) 42 (e) 45 (f) 18
(g) 28 (h) 49 (i) 40 (j) 8 (k) 9 (l) 4
(m) 7 (n) 7 (o) 9 (p) 0 (q) 0 (r) 0
2. (a) 3 (b) 7 (c) 4 (d) 8 (e) 3 (f) 4 (g) 9
(h) 7 (i) 3 (j) 7 (k) 4 (l) 5 (m) 2 (n) 4
(o) 7 (p) 0 (q) 0 (r) 0
3. 24
4. 27
5. (a) 16 (b) 28 (c) 32
6. (a) 6 (b) 3 (c) 4
7. 8
8. (a) 35 (b) 14 (c) 42
9. (a) Daniel 70p, Joel 56p (b) Daniel has 14p more than Joel
10. (a) 80 (b) 64 (c) 40
11. £6
12. (a) 9 (b) 7, with 1 left over
13. Team A: 7, Team B: 21, Team C: 14, Team D: 14 14. (a) 7 (b) 5
1.2 Squares, Cubes, Square Roots and Cube Roots
1. (a) 25 (b) 36 (c) 1 (d) 49 (e) 6 (f) 1 (g) 7
(h) 5
2. (a) 27 (b) 64 (c) 216 (d) 1000 (e) 3 (f) 10
(g) 6 (h) 4
3. (a) 100 (b) 4 (c) 16 (d) 49 (e) 64 (f) 81
(g) 1 (h) 343 (i) 512 (j) 0 (k) 0 (l) 8
4. (a) 10 (b) 2 (c) 9 (d) 8 (e) 4 (f) 3
5. (a) 144 (b) 121 (c) 3375 (d) 2197 (e) 169 (f) 225
(g) 400 (h) 1331 (i) 11 (j) 20 (k) 13 (l) 15
(m) 15 (n) 13 (o) 12 (p) 11
6. (a) 52 (b) 5 (c) 116 (d) 25 (e) 16 (f) 72