can somebody help me:

Company produces chairs and has determined the following direct cost categories and budgeted amounts:

Standard InputsStandard Cost

Categoryfor 1 outputper input

Direct Materials1.00$7.00

DirectLabour0.308.00

Direct Marketing0.503.50

Actual performance for the company is shown below:

Actual output: (in units)4,000

Direct Materials:

Materials costs$30,225

Input purchased and used3,900

Actual price per input$7.75

Direct ManufacturingLabour:

Labourcosts$11,470

Labour-hours of input1,240

Actual price per hour$9.25

Direct MarketingLabour:

Labourcosts$5,880

Labour-hours of input2,100

Actual price per hour$2.80

Required:

a.What is the combined total of the flexible-budget variances?

b.What is the rate variance of the direct materials?

c.What is the rate variance of the direct manufacturinglabourand the direct marketinglabour, respectively?

d.What is the efficiency variance for direct materials?

e.What are the efficiency variances for direct manufacturinglabourand direct marketinglabour, respectively?