Subject :IMO Class : Class 6
Which of the following ratios are in proportion?
A150 g : 350 g and 35 kg : 210 kg
B₹ 60 : ₹ 120 and ₹ 90 : ₹ 160
C24 cm : 15 m and 80 g : 5 kg
D3 L : 9 L and 18 mL : 27 L