Apps. and Interpretation for IBDP Maths Ebook 1 | Seite 385

Answers
Exercise 74
74.1 (a) 0.2
(b) 0.4
(c) 0.52
74.2 (a) 0.15
(b) 0.5
(c) 0.65
74.3 (a) 0.12
(b) 0.58
74.4 (a) 0.3
(b) 0.79
(c) 0.21
Exercise 75
75.1 (a)
4
6k
(b) 0.2
(c) 0.0704
(d) 0.88
75.2 (a)
4
4k
(b)
1
10
(c)
259
2500
75.3 (a) Refer to solution
(b) Refer to solution
(c)
1
3
(d) 1
75.4 (a) Refer to solution
(b)
9
P( B)
�
10
Exercise 76
76.1 (a) 0.05
(b) 0.6
(c) (i) 0.546
(ii) 0.154
(iii) 0.6
(iv) 0.257
76.2 (a) 25%
(b) 75%
(c) (i) 0.4536
(ii) 0.0964
(iii) 0.37
(iv) 0.261
76.3 (a) 30%
(b) 15%
(c) 70%
(d) (i) 0.353
(ii) 0.214
(e) (i) 54%
(ii) 31%
76.4 (a) 10%
(b) 40%
(c) 75%
(d) (i) 0.533
(ii) 0.2
(e) (i) 38%
(ii) 12%
Chapter 19
Exercise 77
77.1 (a) 0.05
(b) 1.45
77.2 (a)
3
10
(b) 38
77.3 (a) 3
(b)
18
7
(c)
2
49
77.4 (a) 1
(b)
5
2
(c)
1
8
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