The following labor standards have been established for a particular product:

Standard labor-hours per unit of output ............. 8.0 hours

Standard labor rate .............................................. $13.10 per hour

The following data pertain to operations concerning the product for the last month:

Actual hours worked ............ 4,000 hours

Actual total labor cost ........... $53,000

Actual output ........................ 400 units

Calculate the Labour Rate and Efficiency Variance. Explain your answer (Show workings clearly)