Mac=1m moving from 25% to 40% = moving from 0.25 to 0.40 = 0.15m
Length between holds = -50 to +2.50 = 3m
Total mass = 2200kg

Formula : d/D = m/M (d=distance cg moves , D= distance between holds m=mass to be moved , M=total mass)
0.15/3x2200=110