C - 7 12 15 40 50 0 D - 8 8 15 1 0 200 c+d 20 * (c+d)

Question

C - 7 12 15 40 50 0
D - 8 8 15 1 0 200
c+d
20 * (c+d)

Answer 1

7+8=15
12+8=20
15+15=30
40+1=41
50+0=50
0+200=200
20*(7+8)= 300
20*(15+15)= 600
20*(40+1)=820
20*(50+0)=1000
20*(0+200)=4000