need help on problem 1,2,3,9,11

Problem 1 Compute the food cost percentage if sales are $200,000 and food cost is $65,000. Problem 2 Budget the food cost if forecasted sales are $200,000 and the food cost percentage is 34 percent Problem 3 The rent expense is $1,000 at a sales level of $100,000. Budget the rent expense at a sales level of $200,000 Problem 9 Compute the breakeven point and verify it from the following data: Fixed Costs: $140,000 Variable Cost Percentage: 60 percent Problem 10 Compute the sales level and verify it to achieve a profit target of $200,000 from the data in Problem 9. Problem 11 Compute the sales and food costs for the volumes below from the following data