Section 1.6 Division of Whole Numbers 61 99. A group of 18 people go to a concert. Ticket 100. The bar graph gives the average annual income for prices are given in the bar graph. If the group four professions: teacher, professor, CEO, and has $450, can they all attend the concert? If so, programmer. Find the monthly income for each of which type of seats can they buy? (See Example 10.) the four professions. Ticket Prices Type of Seats Figure for Exercise 99 Price ($) 50 40 30 20 10 0 45 35 25 Orchestra First Balcony Second Balcony Annual Income by Profession Profession Figure for Exercise 100 Annual Income ($) 140,000 120,000 100,000 80,000 60,000 40,000 20,000 0 36,000 60,000 120,000 48,000 Teacher Professor CEO Programmer 101. The labels on most laundry detergents include the total number of wash loads that can be done. This makes comparison shopping easier since the amount of soap to be used can vary from one brand to the next. The label on Planet laundry detergent does not show the total number of loads. The instructions on the back label suggest using 4 fl oz of detergent per load of laundry. a. How many loads of laundry can be done with a 50-fl-oz bottle of Planet? b. How many ounces of detergent are left over? 102. At an elementary school, parents may pick up their children in a loading area in front of the school. Nine cars are allowed to pull up at one time, and it takes approximately 2 min to load and release the group of 9 cars. If it takes 26 minutes to get all cars through the line, how many cars are in line waiting to pick up children? Calculator Connections Topic: Multiplying and Dividing Whole Numbers To multiply and divide numbers on a calculator, use the and keys, respectively. Expression Keystrokes Result 38,319 1561 38319 1561 59815959 2,449,216 6248 2449216 6248 392 Calculator Exercises For Exercises 103–106, solve the problem. Use a calculator to perform the calculations. 103. The United States consumes approximately 21,000,000 barrels (bbl) of oil per day. (Source: U.S. Energy Information Administration) How much does it consume in 1 year? 104. The average time to commute to work for people living in Washington State is 26 min (round trip 52 min). (Source: U.S. Census Bureau) How much time does a person spend commuting to and from work in 1 year if the person works 5 days a week for 50 weeks per year? 105. The budget for the U.S. federal government for 2010 was approximately $3552 billion. (Source: www.gpo.gov) How much could the government spend each quarter and still stay within its budget? 106. At a weigh station, a truck carrying 96 crates weighs in at 34,080 lb. If the truck weighs 9600 lb when empty, how much does each crate weigh?
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