2) please assist me to solve this question in details who have 2 parts:

A. From the following, you are required to calculate:

1) Material Price Variance

2) Material Usage Variance

3) Material CostVariance

Quantity of material purchased4000 Units

Value of material purcahsed$9500

Standard Quantity of material required for one tonne of finished product30 units

Standard rate of material$3 per unit

Opening Stock of material150 units

Closing stock of material700 units

Finished Production during the peroid90 tonnes

B. Variance analysisis the quantitative investigation of the difference between actual and planned behavior.Discus the advantages and limitations of Variance analysis