RED Flower each = 20
Blue flower with 5 Petals = 5
Blue flower with 4 Petals = 4
Two yellow flowers = 2
One yellow flower = 1
1] 20 + 20 + 20 = 60
2] 20 + 05 + 05 = 30
3] 05 - 02 = 03
4] 01 + 20 x 04= z
01 + (20 x 04)= z
01 + (80) = z
81 = z
Answer is 81