In a certain standard costing system, the following results occurred last period: labour rate variance, $1,000 unfavourable; labour efficiency variance, $2,800 favourable; and the actual labour rate was $0.40 more per hour than the standard labour rate. What number of actual direct labour hours was used last period?

		4,800 hours.
		5,000 hours.
		5,400 hours.
		2,500 hours.