Page | 319c =-38C=-2Q3a)M=24LT(D-T)L=6m, D=0.3m, T =5/100 = 0.05mM = 24 x 6 x 0.05x (0.3-0.05) = 24x 6 x 0.05 x 0.25 M = 1.8tb)Transpose and make D subjectM =24LT (D-T)M/24LT = D-TD = M/24LT + Tc)Yes, the rigger can safely move the loadThe load outside diameter is less than 1mL=8m, T=0.04m and M=7.5tFinding the maximum outside diameters D for the load which can be lifted,7.5= 24 x 8 x 0.04(D-0.04)D-0.04 = 7.5/(24x8x0.04)D=0.9765625+0.04Maximum outside diameter which can be lifted is 1.164625m. this means that the available diameter of less than 1m will be safely lifted. Q4a)i. mobile planC= 50 +7/100m, where m is the number of sms sent per monthii. total monthly cost = 67.5067.50 = 50+0.07m67.50-50=0.07m
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