$2.$

Nash Corp. purchased $3,050$ pounds of flour in preparation for making its biscuit mix. Every package of mix is expected to use $5$ pounds of flour, with flour budgeted at $\mathrm{.}45$ per pound. The production department used $2,875$ pounds of the flour in producing $555$ packages of biscuit mix. If the purchasing department paid $$1,525\mathrm{.}00$ for the initial flour purchase, what was Nash's DM efficiency variance? DM efficiency variance $ $\_\_\_\_\_\_\_\_\_\_$ Is it favorable, unfavorable, or neither favorable nor unfavorable?