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Caribe Ltd. Is involved in the production of 100 units of product wingo. The tot

ID: 2570420 • Letter: C

Question

Caribe Ltd. Is involved in the production of 100 units of product wingo. The total standard cost for material and direct labour on this job are shown below

Direct Materials: Standard Actual

Standard: 780 pounds @$7.00 per pound $ 5,460

Actual: 820 pounds @ 7.10 per pound $5,822

Direct Labour:

Standard: 320 hours @22 per hour $ 7,040

Actual: 300 hours @23 per hour $6,900

Required:

a) Compute the following cost variances for wingo and indicate whether each variance is favourable or unfavourable .

i) Material price variance

ii) Material quantity variance

iii) Labour rate variance

iv) Labour efficiency variance

b) Critically discuss the use of variance by managers in organizations

Explanation / Answer

i)

Material price variance = Actual quantity×Standard cost per unit-Actual cost

= 820×$7-$5,822

= 82 unfavorable

ii)

Material quantity variance:

= Standard quantity×Standard cost per unit- Actual quantity×Standard cost per unit

= $5,460-820×$7

= $280 unfavorable

iii)

Labor rate variance:

= Actual hours×Standard rate- Actual labor paid

= 300×$22-$6,900

= $300 unfavorable

iv)

Labor efficiency variance:

= Standard hours×Standard rate- Actual hours×Standard rate

= $7,040-300×$22

= $440 favorable