From the following data a unit cost statement showing the prime cost of product A and B together with analysis of variances:

Material Product A Product B

Standard: 600kg@ Rs 5 90kg @ Rs 3

Actual : 580kg @ Rs 5.50 100kg @ 2.50

Labor

Standard: 80hrs @ Rs 2 16hrs @ Rs 2.80

Actual : 92hrs @ Rs 1.75 14hrs @ 2.60

Calculate:

a)Direct Materials Usage and Price Variances

b)Direct Labour Efficiency and Rate Variances

c)Variance Overheads Efficiency and Expense Variances

d)Fixed Overhead Volume and Expense Variances