55
56
57
58
C. 57
33.25
32.25
34.25
34.50
9
11
13
15
70
76
78
80
55
56
57
58
x = y + z
2x = y + z
x = 2y + z
x = y + 2z
470
468
465
463
36
37
38
39
37
37.8
39
39.8
45
50
55
60
40
35
45
55
54.48
54.68
54.60
54.58
15
20
25
30
40
41
42
43
35.5
37.5
38.5
40.5
36.5 km/hr
37.5 km/hr
35.5 km/hr
34.5 km/hr
280
285
290
295
70
75
80
85
50
55
60
65
35
45
55
65
0
1
5
9
25
27
29
31
15.5
15
16
Cant be computed