Answer:
Step-by-step explanation:
1.V×X=L (5×10=50)
2. X×X=C (10×10=100)
3.III×V=XV (3×5=15)
4.X×L=D (10×50=500)
5.V×D=MMD (5×500=2500)
6.D:C::V:I ( 500:100::5:1 )
7. M:D=II:1 (1000:500::2:1)
8.M:X=C:1 (1000:10::100:1)
9. XXX:VI ::V:I (30:6::5:1)
10. MMM:V::DC:I (3000:5::600:1)
