Gumbo Inc. is a manufacturer of chewing gum which uses a standard cost system. Standard product and cost information to produce 1000 Kg of chewing gum follows:

Quantity Kg$ Price / Kg

Gum base8000.25

Corn syrup2000.40

Sugar2000.10

Material records indicate for the Month of May:

MaterialBeginning Inventory KgPurchases KgEnding Inventory Kg

Gum b..;@$0.2415,000

Corn S..;@$0.424,000

Sugar15,00032,000@$0.1111,000

The actual finished production for May is 200,000 kg.

Required:

Determine the:

1. Materials price variance
2. Materials usage variance
3. Materials mix variance
4. Materials yield variance