152E1-S2011

# 152E1-S2011 - MA 15200 1 Exam 1A Which statement(s below...

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MA 15200 Exam 1A Spring 2011 1 1) Which statement(s) below is(are) true? I The number 4.8 is a rational number. II Every rational number is an integer. III 12 is a rational number. A II and III only B I and III only C I and II only D I only E III only 2) Simplify and collect (combine) like terms. 1 4( 2) 3 (4 8 10) 10 2 x y x y x - + + + - + - 12 13 12 3 12 5 12 12 5 2 None of the above. A x y B x y C x y D x y E - - + - - - - - + - - + 3) Which statement is false ? ( )( ) ( ) 2 3 3 4 8 4 24 31 7 1 4 16 1 3 3 3 27 6 1296 8 8 8 A B x x C D E - - - - = = ⋅ = - - = =

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Exam 1A Spring 2011 2 4) Simplify. 1 3 4 3 2 3 3 p p q q - -   7 11 7 3 11 12 18 81 9 81 81 9 A pq B pq p C q D pq E p q - - 5) In 2009, there was \$2,800,000,000 collected for taxes in Metropolis. If there were 160,000 residents in the city and the taxes were divided evenly among all residents, how much did each resident pay? (Use scientific notation.) 3 5 4 4 5 \$1.75 10 \$1.75 10 \$1.2 10
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152E1-S2011 - MA 15200 1 Exam 1A Which statement(s below...

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