Problem:
Q1. In Tian's monthly budget, she set aside $685 for housing and $265 less than that for food. How much did she budget for food?
Q2. The interest rate on an equity line of credit was 7 5/8% last month. This month the interest rate is 9 3/8%. How many percentage points has the interest rate increased?
Q3. Write a proportion that is equivalent to the statement: If 3 gallons of gasoline cost $5.37, then 8 gallons will cost $14.32.
Q4. A caterer made 150 sandwiches for 120 people. How many sandwiches are there for each person?
Q5. The electricity costs of a business increased from $10,000 one year to $13,000 the next. To the nearest whole percent, what was the rate of increase?