The following data relate to a popular novel sold by a publisher:

Fixed Costs:

Copy Editing $6213

Artwork $2454

Typesetting $74942

Variable Costs per copy:

Printing and Binding $3.03

Bookstore Discounts $4.10

Sales Commissions $0.46

Author's Royalties $2.23 Each novel copy sells for $24. The company sold 10570 copies in July.

Required: Calculate the Margin of Safety Percentage of July (Present your answer in 4 decimals, e.g. 32.56% = 0.3256)