Jammwab nomor 4 dan 5 aja yaaaa

4. a. berat udang (B)
berat protein udang (P)
B = 80
P = ?
P = 12/50 ×B
P = 12/50 × 80
P = 19,2 gram

b. B = ?
P = 180 gr
B = 50/12 × 180
B = 750 gr

5. Jarak (J)
Solar (S)
Tarif (T)

a. J = 75
S = ?
S = 72/60 × 75
S = 90 km
b. J = 270
S = ?
T = ?
S = 72/60 × 270
S = 324 km
T = 9000/72 × 324
T = 40.500 rupiah

Semoga membantu :)