Pre-Algebra Demystified

CHAPTER 10 Measurement Basic Concepts Many times in real-life situations, you must convert measurement units from one form to an ...

Table 10.1 Conversion Factors for Length 1 mile (mi)¼1760 yards (yd) 1 yard (yd)¼3 feet (ft) 1 foot (ft) ¼12 inches (in.) EXAMPL ...

EXAMPLE Change 8 feet 7 inches to inches. SOLUTION First change 8 feet to inches and then add 7 inches to the answer: 8ft12 in: ...

19 yd to inches 24,640 yd to miles 14 mi to feet 31,680 ft to miles 6000 yd to miles (write the remainder in yards) 43 ft 9 in. ...

EXAMPLE Change 11,000 pounds to tons. SOLUTION 11,000 2000 ¼5.5 T EXAMPLE Change 2 tons to ounces. SOLUTION 2T2000 lb¼4000 lb ...

1 T 600 lb to pounds 1,440,000 oz to tons 2^34 lb to ounces ANSWERS 208 oz 13 T 62 oz 3 lb 8 oz 144,000 oz 187.5 lb 0.3125 lb ...

EXAMPLE Change 7 pints to quarts. SOLUTION 7pt2pt¼ 3 :5qt EXAMPLE Change 3 pints 10 ounces to pints. SOLUTION 3pt10oz¼3 pt +10 ...

ANSWERS 80 oz 15 pt 121 oz 30 pt 768 oz 2 pt 13 oz 10.5 qt 6 gal 3 qt 1 pt 28 pt 0.5 qt Measures of Time Time is measured in y ...

SOLUTION 3212 da365 da¼8.8 yr EXAMPLE Change 54 days to weeks (write the remainder in days). SOLUTION 7 7 Þ 54 49 5 54 days is ...

Word Problems The following procedure can be used to solve word problems involving measure- ment:  Step 1 Read the problem and ...

PRACTICE If a family uses one quart of milk per day, how many gallons are used in one year? How many 6-ounce boxes of candy can ...

Change 5 yards 2 feet to inches. (a) 17 in. (b) 182 in. (c) 196 in. (d) 204 in. Change 123.7 yards to miles. (a) 0.23 (b) 0.56 ...

(b) 192 oz (c) 96 oz (d) 110 oz Change 9000 pounds to tons. (a) 4 T (b) 9 T (c) 10 T (d) 4.5 T Change 4.5 gallons to ounces. (a ...

How high in miles is Mt. McKinley if it is 20,320 feet high? (a) about 5.4 mi (b) about 11.5 mi (c) about 3.8 mi (d) about 6.4 ...

CHAPTER 11 Graphing The Rectangular Coordinate Plane In Chapter 9 some concepts of geometry were explained. This chapter explain ...

204 CHAPTER 11 Graphing Fig. 11-1. Fig. 11-2. ...

The point whose coordinates are (2, 3) is located in the first quadrant or QI, since both coordinates are positive. The point wh ...

206 CHAPTER 11 Graphing Fig. 11-4. Fig. 11-5. ...

PRACTICE Give the coordinates of each point shown in Fig. 11-6. ANSWERS 1. A (
4,
2) 2. B (2,
5) 3. C (
3, 4) 4. D (1, 5) 5. E ( ...

208 CHAPTER 11 Graphing xþ2y¼ 6 2 þ 2 ð 2 Þ¼ 6 2 þ 4 ¼ 6 6 ¼ 6 Another solution to the equation xþ2y¼6 is (4, 1), since xþ2y¼ 6 ...