The following data pertain to the first week of operationsduring the month of june:

Materials: actualpurchases 1500 units at Rs.3.80 per unit

Actualusage 1350 units

Standardusage 1020 units at Rs.4.00 per unit

Directlabour: actualhours 310 hours at Rs.12.10 per hour

Standardhours 340 hours at Rs.1.00 per hour

Required: compute thefollowing variance indicating whether the variances are favorableor unfavorable:

(i) Materials purchase price variance price usage variance, andquantity variance.

(ii) Labour rate efficiency variance.