# Beginning and Intermediate Algebra by S. Messersmith

By S. Messersmith

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Additional resources for Beginning and Intermediate Algebra

Example text

2 7 ؒ1 5 8 Before multiplying mixed numbers, they must be changed to improper fractions. 2 2 2 Recall that 4 is the same as 4 ϩ . Here is one way to rewrite 4 as an 5 5 5 improper fraction: c) 4 1) Multiply the denominator and the whole number: 5 ؒ 4 ϭ 20. 2) Add the numerator: 20 ϩ 2 ϭ 22. 3) Put the sum over the denominator: 22 5 mes47759_ch01_001-025 10/22/2007 16:48 Page 8 pinnacle 201:MHIA038:mhmes2:mes2ch01: 8 Chapter 1 The Real Number System and Geometry 15 ؒ 42 ϩ 2 2 20 ϩ 2 22 ϭ ϭ ϭ . 5 5 5 5 18 ؒ 12 ϩ 7 7 8ϩ7 15 ϭ ϭ .

62) Sam’s kitchen window is cracked and he wants to replace it himself. The window measures 2 ft by 3 ft. 25/ft2, how much will it cost him to fix his window? 4 Sets of Numbers and Absolute Value 70) Arun’s Pet Supplies sells two medium-sized rectangular fish tanks. Model A has dimensions of 30" ϫ 10" ϫ 14" while model B has dimensions of 24" ϫ 13" ϫ 16". a) How many cubic inches of water will each tank hold? b) How many gallons of water will each tank hold? 2 73) A pile of sand is in the shape of a right circular cone.

17 in. 2 in. 5 in. 3 cm 12 in. 14 for p and include the correct units. video How much carpet does she need? 30/ft2. Can she make this purchase and stay within her budget? 60) A rectangular flower box has dimensions 30" ϫ 6" ϫ 9". How much dirt will it hold? 12 in. 65) A rectangular reservoir at a water treatment facility is 60 ft long, 19 ft wide, and 50 ft deep. 48 gal, how many gallons of water will this reservoir hold? 66) An above-ground, circular pool has a radius of 12 ft. How many feet of soft padding are needed to cover the sharp edges around the pool’s rim?