Ответ:

25 = 10 + 10 + 5 = XXV

96 = 100 - 10 + 5 + 1 = XCVI

140 = 100 + 40 = CXL

2001 = 1000 + 1000 + 1 = MMI

Ответ: XXV, XCVI, CXL, MMI