1. 1/2 x 3/4 : 3/5 = Tolong bantu

[tex] \frac{1}{2} \times \frac{3}{4} \div \frac{3}{5} \\ = \frac{3}{8} \div \frac{3}{5} \\ = \frac{3}{8} \times \frac{5}{3} \\ = \frac{1}{8} \times \frac{5}{1} \\ = \frac{5}{8} [/tex]

Maaf Kalau Salah

1/2 x 3/4 : 3/5
= 3/8 : 3/5
= 5/8