find activity usage of XL and RD$,$ plantwide overhead rate and overhead cost per unit $?$

assembly department $=5000000,$ direct labor$=100000,$ machine hour $=70000.$find activity usage?assembly department $=5000000,$ direct labor$=100000,$ machine hour $=70000,$ maintenance activity$=100000.$ supervision activity$=125000,$ maintenance activity cost pool$=6000000,$ supervision activity cost pool$=2000000,$ Chrom produced $25,000$ units of XL and $25,000$ units of RD$.$ Each unit of the XL model used $2$ direct labor hours and $1$ machine hour. Each unit of the RD model used $3$ direct labor hours and $3$ machine hours. Compute the overhead cost per unit of each model using ABC.