please give me answer step by step calculate all 4 requirments because this is 1 question and calculations 4 requirements is the part of this 1 question so plz give me answer completely and properly for my learning and my understanding thanks

Assignment on Standard Costing From the following data prepare a unit cost statement showing the prime cost of product A and B Rogether with analysis of variances: Material: Standard Actual Labour Labour Actual Product A 600 kgs. @ Rs. 5.00 580 kgs. Rs. 5.50 Product B 90 kgs. @ Rs. 3.00 100 kgs. @ Rs. 2.50 16 hours @ Rs. 2.80 14 hours @ Rs. 2.60 80 hours Rs. 2.00 92 hours @ Rs. 1.75 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 Activate Windo